Cattle

18th January 202010th July 2024 By Simon

Words for cattle, cow, bull, calf and related things in Celtic languages.

Words marked with a * are reconstructions.

Proto-Celtic	bāus = cow bow = cow
Celtiberian	boustom = stable (?)
Old Irish (Goídelc)	bó [boː] = ox, cow
Middle Irish (Gaoidhealg)	bó = ox, cow bóaire = stock-master, stock-owner (“cow-noble”) bólacht = stock of cattle bómlacht = cow’s milk búarach = owner of cows
Irish (Gaeilge)	bó [bˠoː] = cow bó mhara = sea-cow, manatee bó shamhraidh = ladybird bó-aire = cattle lord, cattle owner bódóir = cow-doctor
Scottish Gaelic (Gàidhlig)	bò [boː] = cow bò b(h)ainne = dair/milk cow boineag = small cow bòthach = pertaining to or abounding in cows
Manx (Gaelg)	booa = cow booa vluight = dairy cow boin = very little cow
Proto-Brythonic	*bʉ = cow
Middle Welsh (Kymraec)	buv, bu, buw = cow
Welsh (Cymraeg)	bu = cow, ox, head of cattle (as a standard of value in the Welsh laws) buach = cowherd, rustic, wretched creature biw = cow, cattle, horned cattle
Middle Cornish (Cernewec)	biuh = cow
Cornish (Kernewek)	bu = cow
Breton (Brezhoneg)	bu = cow

Etymology: from the Proto-Indo-European *gʷṓws (cattle). The old Galician word busto (enclosed pasture, a herd of cattle) comes from the same Proto-Celtic roots, via Celtiberian [source].

Proto-Celtic	*boukkā = cow
Proto-Brythonic	*bʉx = cow
Middle Welsh (Kymraec)	buvch, buwch = cow
Welsh (Cymraeg)	buwch [bɨu̯χ / bɪu̯χ] = cow buwch y dwfr = hippopotamus buwch goch Duw = ladybird buwchaidd = cow-like, pertaining to cattle, bovine, uncivilized, stolid buwchan = small cow, young cow, heffer buwchfrechu = to vaccinate (with cowpox) buwchfrechiad = (cowpox) vaccination buwchol = bovine
Old Cornish	buch = cow
Middle Cornish (Cernewec)	beuch, buch, beuh = cow
Cornish (Kernewek)	bugh [biʊx / bɪwh] = cow bugh godra = dairy cow bughik = little cow bughik Dhuw = ladybird bughvowes = cowgirl bughwas = cowboy
Middle Breton (Brezonec)	buch = cow
Breton (Brezhoneg)	buocʼh [ˈbɥoːχ / ˈbyːɔχ] = cow buoc’han = ladybird buoc’hken = cowhide

Etymology: from the Proto-Celtic *bāus (cow), the Proto-Indo-European *gʷṓws (cattle) [source].

Old Irish (Goídelc)	crod = cattle, herds, livestock
Middle Irish (Gaoidhealg)	crod, crud, (c)crodh = cattle, herds, stock, property, wealth crodach = wealth, goods
Irish (Gaeilge)	crodh [ˈkɾˠʊh] = cattle, wealth (in cattle), dowry
Scottish Gaelic (Gàidhlig)	crodh [kroː/krɯj] = cattle

Etymology: possibly from Proto-Indo-European *ḱerdʰ- (file, row, herd) [source]. Words from the same roots include herd in English, Herde (herd, flock) in German and herdhe (nest) in Albanian [source].

Old Irish (Goídelc)	ellach [ˈel͈ax] = good, property, livestock
Middle Irish (Gaoidhealg)	ellach = goods, property, stock, cattle
Irish (Gaeilge)	eallach, eallaighe [ˈal̪ˠəx / ˈal̪ˠa(x)] = chattels, goods, cattle, livestock, poultry
Scottish Gaelic (Gàidhlig)	eallach [jal̪ˠəx] = burden, load, goods, property, cattle, livestock
Manx (Gaelg)	ollagh = bovines, cattle, kine

Etymology: uncertain. Possibly related to sluagh (host, force, army; crowd, multitude, throng) [source].

Proto-Celtic	*tarwos = bull
Gaulish	taruos = bull
Old Irish (Goídelc)	tarb [tarv] = bull
Middle Irish (Gaoidhealg)	tarb = bull
Irish (Gaeilge)	tarbh [ˈt̪ˠaɾˠuː / ˈt̪ˠaɾˠu] = bull tarbhadóir = toreador tarbhán = bull-calf, young bull tarbhánta = bull-like, massive, powerful tarbhántacht = bullishness tarbhghadhar = bulldog
Scottish Gaelic (Gàidhlig)	tarbh [tarav] = bull, Taurus tarbh-chù = bulldog tarbh-nathrach (neimhe) = dragonfly tarbh-thonn = mighty wave tarbhach = like a bull, hefty, chunky tarbhan = small bull tarbhan-dè = butterfly
Manx (Gaelg)	tarroo = bull, Taurus taarroo oaldey = bison, buffalo tarroo-choo = bulldog tarroo-feeaih = stag
Proto-Brythonic	*tarw = bull
Middle Welsh (Kymraec)	tarỼ, tarv = bull
Welsh (Cymraeg)	tarw [ˈtaru / ˈtaːru] = bull, uncastrated male ox, papal bull, Taurus (sign of the zodiac); valiant leader, fierce hero tarw dur = bulldozer tarwgi = bulldog
Old Cornish	tarow = bull
Middle Cornish (Cernewec)	tarow = bull
Cornish (Kernewek)	tarow = bull
Old Breton (Brethonoc)	taruu = bull
Middle Breton (Brezonec)	taru = bull
Breton (Brezhoneg)	tarv [ˈtarw / ˈtɑːro] = bull

Etymology: from the Proto-Indo-European *táwros (wild bull, aurochs), which possibly comes from, or was borrowed into Proto-Semtic as *ṯawr- (bull, ox), from which we get ثَوْر (ṯawr – bull, steer, ox, Taurus) in Arabic [Source].

The Old Irish Irish word for bull was borrowed into Old Norse as tarfr, which became tarvur (bull, Taurus, womanizer) in Faroese, and tarfur (bull) in Icelandic [Source].

Words from the same PIE root include Taurus and steer in English, taureau (bull, Taurus) in French, toro (bull) in Spanish, and touro (bull) in Portuguese [Source].

Proto-Celtic	laygos / lāɸigos = calf
Old Irish (Goídelc)	lóeg [l͈oːi̯ɣ] = calf, favourite, darling
Middle Irish (Gaoidhealg)	lóeg = calf, favourite, darling, young deer
Irish (Gaeilge)	lao [l̪ˠeː / l̪ˠiː] = (young) calf laoidín = tiny calf laofheoil = veal
Scottish Gaelic (Gàidhlig)	laogh [l̪ˠɯːɣ] = calf, kid (of deer), fawn, term of endearment for a child laoghach = pertaining to or abounding in calves laoghan = little calf
Manx (Gaelg)	lheiy [ax] = calf
Middle Welsh (Kymraec)	lo, lloe, llo = calf
Welsh (Cymraeg)	llo [ɬoː] = calf, bullock, simpleton, dolt llo(e)aidd = calf-like lloeaf, lloeo, lloea = to calve
Old Cornish	loch = calf
Middle Cornish (Cernewec)	leauh, loch = calf
Cornish (Kernewek)	leugh [løːx / leːx / lɛwh] = calf
Middle Breton (Brezonec)	lue, leuè, leuë = calf
Breton (Brezhoneg)	leue [ˈløː.e / lweː] = calf

Etymology: a diminutuve of the Proto-Indo-European *leh₂p- (cattle) [source].

Irish (Gaeilge)	bearach = heifer, young cow
Scottish Gaelic (Gàidhlig)	biorach [birəx] = a weaned but not fully mature calf or foal (up to 2 years); anti-suckling device, sucking preventer, weaner
Welsh (Cymraeg)	bustach / bustych = bullock, ox, steer (possibly related to the above words)

Etymology: from the Old Irish berach [ˈbʲerax] (pointed, sharp; having pointed ears, horned), from bir (stake, spit, point; spear, spike) & -ach (related to, having, characterised by, prone to) [source].

Proto-Brythonic	*ödjon = ox, bull
Middle Welsh (Kymraec)	eydyon, eidon = ox, steer, bullock
Welsh (Cymraeg)	eidion = domestic male of the bovine family, ox, steer, bullock, neat
Old Cornish	odion = bullock
Middle Cornish (Cernewec)	udzheon, odgan = bullock
Cornish (Kernewek)	ojyon = ox
Middle Breton (Brezonec)	egen, eugen, eugenn = ox, steer, beef
Breton (Brezhoneg)	ejen [ˈeːʒɛn] = ox, steer, beef

Etymology: unknown [source].

Proto-Celtic	*anderā = young woman
Gaulish	anderon = heifer
Old Irish (Goídelc)	ainder [ˈan͈ʲdʲər] = married woman; virgin, maiden
Middle Irish (Gaoidhealg)	ander [ˈæn̠ʲəɾˠ] = girl, maiden, lass; young woman
Irish (Gaeilge)	ainnir [ˈæn̠ʲəɾˠ] = girl, maiden, lass; young woman (poetic); attractive woman
Scottish Gaelic (Gàidhlig)	ainnir [an̠ʲɪrʲ] = maiden, virgin; nymph; marriageable woman; young woman
Middle Welsh (Kymraec)	anneir = heifer
Welsh (Cymraeg)	anner [ˈanɛr] = heifer
Old Cornish	annoer = heifer
Cornish (Kernewek)	annor = heifer
Middle Breton (Brezonec)	annoer, onnoer, ounner, onner = heifer
Breton (Brezhoneg)	annoar [ˈãnwar] = heifer

Etymology: possibly related to Basque andere (lady, woman) [source].

Sources: Wiktionary, Am Faclair Beag, Online Manx Dictionary, Teanglann.ie, eDIL – Electronic Dictionary of the Irish Language, In Dúil Bélrai English – Old Irish glossary, An Etymological Dictionary of the Gaelic Language, Geiriadur Prifysgol Cymru, Gerlyver Kernewek, Dictionaire Favereau, TermOfis, English – ProtoCeltic WordList (PDF), Etymological Dictionary Of Proto Celtic

Horses

5th January 202017th July 2026 By Simon

Words for horse, stallion, mare, foal and related things in Celtic languages.

Note: the commonly-used words for horse in each Celtic language are: capall in Irish, each in Scottish Gaelic, cabbyl in Manx, ceffyl in Welsh, margh in Cornish, and marc’h in Breton.

Words marked with a * are reconstructions.

Proto-Celtic	kaballos, kapallos, *kappilos = horse
Gaulish	*caballos = horse
Old Irish (Goídelc)	capall [ˈkapal͈] = horse
Middle Irish (Gaoidhealg)	capall, capail = horse
Irish (Gaeilge)	capall [ˈkapˠəl̪ˠ] = horse, mare capallach = equine capaillín = pony capall maide = wooden, vaulting horse, hobby-horse
Scottish Gaelic (Gàidhlig)	capall [kahbəl̪ˠ] = mare, colt, horse, small horse capall-aibhne = hippopotamus capall-coille = capercaillie capall-mara = seahorse capallach [kahbəl̪ˠəx] = pertaining to or abounding in mares/colts capallan [kahbəl̪ˠan] = small horse, pony
Manx (Gaelg)	cabbyl = horse, mount cabbyl awin = hippopotamus cabbyl assylagh = mule
Proto-Brythonic	*kėfɨl = horse
Middle Welsh (Kymraec)	keffyl, ceffyl = horse keffylyn = little horse, nag, pony cavall, cauall = horse, steed
Welsh (Cymraeg)	ceffyl [ˈkɛfɨ̞l / ˈkɛfɪl] = horse, nag, hobby ceffyl yr afon = hippopotamus ceffylaf, ceffylu = to put on horseback, put one to ride the high horse, extol ceffylaidd = pertaining to horses, equine, horsy ceffylan = little horse, nag ceffyles = mare ceffylyn = little horse, nag, pony cafall = horse, steed
Middle Cornish (Cernewec)	cevil, kevil = horse
Old Breton (Brethonoc)	cefel = horse

Etymology: uncertain – related to the Late Latin caballus (horse, nag) and Ancient Greek καβάλλης (kabállēs – nag) and maybe Persian کول (kaval – second class horse of mixed blood). Possibly ultimately from PIE *kebʰ- (worn-out horse, nag). Words from the same roots include cheval (horse) in French, cavalier in English and caballo (horse) in Spanish [source].

The Breton word kefeleg (woodcock) comes from the same Proto-Brythonic root, as does kevelek (woodcock) in Cornish and cyffylog (woodcock) in Welsh [source].

Proto-Celtic	*markos = horse
Galatian	*μάρκαν (márkan) = horse
Gaulish	*markos = horse
Old Irish (Goídelc)	marc [mark] = horse
Middle Irish (Gaoidhealg)	marc = horse
Irish (Gaeilge)	marc [mˠaɾˠk] = horse (literary / archaic) marcach = horseman, rider, jockey; cavalryman, Cavalier marcachas = horsemanship marchaigh = to ride marcaíocht = riding, horsemanship, ride drive lift
Scottish Gaelic (Gàidhlig)	marc [marxk] = charger (warhorse – literary) marc-shluagh = horsemen, riders, cavalry marchach = equestrian, mounted; riding
Manx (Gaelg)	mark = horse mark-sleih = horseman markiagh = to ride, riding, cavalier, equestrian, horseman, jockey, rider markiaghey = riding markiaght = drive, equitation, horsemanship, (horse) riding, lift, rider
Proto-Brythonic	*marx = horse
Middle Welsh (Kymraec)	march = horse
Welsh (Cymraeg)	march [marχ] = horse, stallion, war-horse, steed marchaidd = pertaining to a horse, horsy, horselike, equine marchallu = horsepower marchasyn = jackass, male donkey marchdy = stable marchfeddyg = horse doctor, farrier marchfilwr = dragoon, cavalryman, cavalier, trooper marchog = horseman, rider, jockey, mounted warrior, knight
Old Cornish	march = horse
Middle Cornish (Cernewec)	march = horse
Cornish (Kernewek)	margh [ˈmaɾx] = horse marghek = knight, rider margh-leska = rocking horse marghnerth = horsepower marghogeth = to ride (a horse) marghti = stable
Old Breton (Brethonoc)	marh = horse
Middle Breton (Brezonec)	march = horse marcheg, marhec = horseman, rider, knight marecat = to ride (a horse) marheguez = to ride (a horse), to dominate
Breton (Brezhoneg)	marc’h [marx] = horse, easel marc’h-tan [marxˈtãː.n] = motorbike marc’heg [ˈmar.ɣɛk] = horseman, rider, knight marc’hegkaat [mar.ɣe.ˈkɑːt] = to ride (a horse) marc’hegañ = marc’hegezh [marˈɣeːɡɛs] = to ride (a horse), to dominate marc’hegiezh = chivalry, cavalry

Etymology: thought to be from the Proto-Indo-European *márkos, which is also the root of the English words mare and marshal, the French word maréchal (marshal), and related words in other languages [source].

Proto-Celtic	*ekʷos [ˈe.kʷos] = horse
Celtiberian	ekua- = horse
Gaulish	epos = horse
Primitive Irish	ᚓᚊᚐᚄ (eqas) [exʷah] = horse
Old Irish (Goídelc)	ech [ex] = horse
Middle Irish (Gaoidhealg)	ech = horse airech = packhorse
Irish (Gaeilge)	each [ax] = horse, steed (archaic) eachach = abounding in horses eachaí = horseman, jockey, equine eachaire = horse-attendant, groom each-chumhacht = horse-power eachmharcach = horseman
Scottish Gaelic (Gàidhlig)	each [ɛx] = horse each-aibhne = hippopotamus each-coimhlinge = racehorse eachach [ɛxəx] = pertaining to or abounding in horses, horsy eachaire [ɛxɪrʲə] = equerry eachan [ɛxan] = small horse, yarnwindle eachlach [ɛxl̪ˠəx] = horse groom, jockey
Manx (Gaelg)	agh [ax] = steed, riding horse aghee = equine aghlagh, aghragh = equestrian eagh = horse, racehorse, riding horse, steed eagh marrey = sea horse eagh-veg = hobbyhorse
Early Brittonic	*epālos = foal
Proto-Brythonic	eb [ɛːb] = horse ebọl [ɛˈbɔːl] = foal
Old Welsh	eb = horse
Middle Welsh (Kymraec)	ep, ebawl = colt, foal ebawluarch, ebolfarch, ebawlfarch = colt, young horse ebolyauc, eboliauc = in foal, capable of bearing a foal
Welsh (Cymraeg)	ebol [ˈɛbɔl / ˈeːbɔl] = colt, foal, sucker eboles [ɛˈbɔlɛs] = filly, foal ebolaidd = coltish, frisky, playful, wanton ebolfarch = colt, young horse cyfeb = mare in foal ebolig = coltish eboliog = in foal, capable of bearing a foal
Middle Cornish (Cernewec)	ebel = foal, colt
Cornish (Kernewek)	ebel = horse
Old Breton (Brethonoc)	ebol = horse
Middle Breton (Brezonec)	ebeul = foal, filly
Breton (Brezhoneg)	ebeul [ˈe.bøl] = foal ebeulan, ebeuliañ = to foal ebeulez = filly keneb = mare in foal

Etymology: from the Proto-Indo-European *h₁éḱwos, which is also the root of the Latin word for horse, equus, and the English word equine, and related words in English and other languages [source]. The horse goddess, Epona, may be related as well.

Proto-Celtic	*uɸorēdos = horse
Gaulish	*werēdos = horse
Proto-Brythonic	*gworuɨð = horse
Middle Welsh (Kymraec)	goruytaur, goruit, gorwyd , gorŵydd = steed, horse gorwyddfarch = (war-)horse, steed
Welsh (Cymraeg)	gorwydd = steed, horse gorwyddfarch = (war-)horse, steed

Etymology: from the Proto-Celtic *uɸo- (under) and *rēdo- (to ride; riding, chariot), from Proto-Indo-European *(H)reydʰ- (to ride). Words from the same Celtic roots include palfrey (a small horse with a smooth, ambling gait), Pferd (horse) in German, and vereda (path, lane) in Spanish [source].

Proto-Celtic	*(φ?)lārek- = mare
Old Irish (Goídelc)	láir = mare
Middle Irish (Gaoidhealg)	láir, lair = mare
Irish (Gaeilge)	láír [l̪ˠɑːɾʲ] = mare An Láír Bhán = the Milky Way láír bhán = hobby-horse láíreog = little mare, young mare, filly, well-built girl, woman
Scottish Gaelic (Gàidhlig)	làir [l̪ˠaːrʲ] = mare
Manx (Gaelg)	laair = mare laaireen = small mare

Etymology: possibly from PIE *pōlH- (animal young), which is also the root of pony and foal in English, pollo (chicken) in Spanish, and poule (hen) in French [source].

Proto-Celtic	*kanxstikā = mare
Middle Welsh (Kymraec)	cassec, kassec = mare
Welsh (Cymraeg)	caseg [ˈkasɛg] = mare
Old Cornish	casec, cassec, casac = mare
Middle Cornish (Cernewec)	casek = mare
Cornish (Kernewek)	kasek = mare
Middle Breton (Brezonec)	casec, casecq = mare
Breton (Brezhoneg)	kazeg [ˈkɑː.zek] = mare

Etymology: from Proto-Indo-European *ḱonḱ- (horse) [source]. Words from the same root possibly include henchman in English, hengst (stallion) in Dutch, and häst (horse, knight) in Swedish [source].

Proto-Celtic	*stirrākos = small animal, chick
Old Irish (Goídelc)	serrach = colt, faol
Middle Irish (Gaoidhealg)	serrach = colt, faol
Irish (Gaeilge)	searrach = colt, faol searrachúil = foal-like, lively, flighty
Scottish Gaelic (Gàidhlig)	searrach [ʃɛr̪ˠəx] = colt, faol, filly searrachan [ʃɛr̪ˠəxan] = little foal searrach-ruadh = buzzard
Manx (Gaelg)	sharragh = faol sharraghoil = faol-like

Etymology: from PIE *stirp- (progeny). Words from the same root possibly include estirpe (lingeage) in Spanish, and sterpo (dry twig or branch, brushwood) in Italian [source].

Sources: Wiktionary, Am Faclair Beag, Online Manx Dictionary, Teanglann.ie, eDIL – Electronic Dictionary of the Irish Language, In Dúil Bélrai English – Old Irish glossary, Geiriadur Prifysgol Cymru, Gerlyver Kernewek, Dictionaire Favereau, TermOfis, English – ProtoCeltic WordList (PDF), Etymological Dictionary Of Proto Celtic

Floor / Ground

2nd November 201925th April 2025 By Simon

Words for floor, ground and related things in Celtic languages.

Words marked with a * are reconstructions.

Proto-Celtic	*ɸlārom = floor
Old Irish (Goídelc)	lár = surface, middle airlár = floor
Middle Irish (Gaoidhealg)	lár = surface, middle, interior airlár, erlar, irlár, urlar = level surface, floor
Irish (Gaeilge)	lár [l̪ˠɑːɾˠ / l̪ˠæːɾˠ] = ground, floor, middle, centre láraigh = to centralize lárnach = central, medial, innermost lárú = centralization urlár = floor, level surface, bottom surface
Scottish Gaelic (Gàidhlig)	làr [l̪ˠaːɾ] = floor, ground, storey, middle, centre làr-dannsa = dance floor làr-ionad = hub ùrlar = floor(ing), motif, theme, ground movement, groundwork
Manx (Gaelg)	laare = flat, level, set, sill, centre, bottom, deck, floor, storey, flatness laaraghey = centralization, to centralize, to floor, to lay (a floor) laareagh = floored, flooring laarit = floored laare hallooin = ground floor laare skyrraghtyn = skating rink brat laare = carpet
Proto-Brythonic	*lọr [ˈlɔːr] = floor
Old Welsh	laur = floor
Middle Welsh (Kymraec)	llaur, llawr = floor
Welsh (Cymraeg)	llawr [ɬau̯r] = floor, deck, gallery, stage, platform, cellar, basement, ground, bottom (of sea) llawr isaf = ground floor llawr llofft = upstairs floor llawr uchaf = top floor, top storey llawr sglefrio = skating rink
Old Cornish	lor = floor
Middle Cornish (Cernewec)	leur, luer, lêr = floor, pavement, ground floor, ground, earth
Cornish (Kernewek)	leur = floor, ground, storey leur a-woles = ground floor leurlen = carpet leuredh = area
Old Breton	lor = floor
Middle Breton (Brezonec)	leur = area, location, floor, ground leuzr carr = plateau, cart bed
Breton (Brezhoneg)	leur [løːr] = floor, ground, area leurenn = stage leurennañ = to stage, set the scene leurenner = director

Etymology: from Proto-Indo-European *pleh₂ros (to be flat, from *pleh₂- (flat) [source]. Words from the same Proto-Celtic root possibly include leira (field) in Galician, leira (furrow) in Portuguese, llera (a pebbly or stony area) in Spanish [source].

Words from the same PIE roots include floor, palm, piano, plain, plan, plane and possibly pleasure in English, piazza in Italian, and плоский (ploskij – flat, plane, land, trivial, tame) in Russian [source].

Sources: Wiktionary, Etymological Dictionary Of Proto Celtic, In Dúil Bélrai English – Old Irish glossary, eDIL – Electronic Dictionary of the Irish Language, Teanglann.ie, Am Faclair Beag, An etymological dictionary of the Gaelic language, Fockleyreen: Manx – English Dictionary, Online Manx Dictionary, Gaelg Corpus, Geiriadur Prifysgol Cymru, Lexicon cornu-britannicum : a dictionary of the ancient Celtic language of Cornwall, Gerlyver Kernewek, Devri : Le dictionaire diachronique du breton, Geriafurch, TermOfis

Birch (trees)

9th September 201929th August 2025 By Simon

Words for birch (genus Betula) in Celtic languages.

Words marked with a * are reconstructions.

Proto-Celtic	betwiyos / betuyā = birch (tree)
Gaulish	*betulla, bitu, betua* = birch
Old Irish (Goídelc)	beithe = birch (tree)
Middle Irish (Gaoidhealg)	beithe. beith = birch tree, birch wood, the letter b in Ogham (ᚁ) beithech = birch land, grove of birch beithe-luis(-nin) = Ogham alphabet (ᚁᚂᚅ) – named after the first few letters
Irish (Gaeilge)	beith = birch (tree), letter B in Ogham (ᚁ) beith gheal = silver birch (Betula pendula) beitheach = covered or planted with birches
Scottish Gaelic (Gàidhlig)	beithe [behə] birch, the letter B in Ogham, birch wood/forest beith-gheal = silver birch beith luis nuin = ABC
Manx (Gaelg)	beih = birch (tree) beih argid = silver birch beihagh = birch, birchen
Proto-Brythonic	*bedu = birch (tree)
Middle Welsh (Kymraec)	bedw, bedỽ = birch bedwen = birch tree bedwaỽt = song of the birch, song of good omen betuerỽ = birch grove, place abounding with birch trees betguos, bedwes = birch grove
Welsh (Cymraeg)	bedw [ˈbɛdʊ / ˈbeːdu] = birch, birch grove, maypole, birch-rod bedwen = birch tree bedw arian = silver birch bedwerw = birch grove, place abounding with birch trees bedwos, bedwes = birch grove
Old Cornish	bedewen = birch
Middle Cornish (Cernewec)	bedewen = birch tree, poplar tree, aspen tree
Cornish (Kernewek)	besow = birches besowen = birch (tree) besow arghas = silver birch
Old Breton (Brethonoc)	bedu = birches beduan = birch
Middle Breton	bezu = birches bezuenn = birch
Breton (Brezhoneg)	bezv [ˈbɛ(z)w] = birches bezvenn [ˈbe(z).vɛn] = birch bezveg [ˈbe(z).vɛk] = birch grove bezvenneg = birch grove bezvennek = abounding in birches

Etymology: from Proto-Indo-European *gʷetu-yo-s, from *gʷet- (resin, gum) [source]. Words from the same Proto-Celtic roots, via Gaulish *bitu/betua and Latin *betius, include betulla (birch) in Italian, bouleau (birch) in French, bedoll (birch) in Catalan, bétula (birch) in Portuguese, βετούλη (vetoúli – birch) in Greek, and abedul (birch) in Spanish. The botanical Latin name for the genus Betula (birch) also comes from the same roots [source].

Death

8th July 201929th November 2024 By Simon

Words for death and related things in Celtic languages.

Words marked with a * are reconstructions.

Proto-Celtic	bāstom / bāssom = death bayeti = to die batom = death, pestilence dībatom = extinction, extinguisment
Gaulish	dib = ?
Old Irish (Goídelc)	bás [baːs] = death baïd [ˈba.əðʲ] = to die bath = death díbad = extinction, quenching, estate of deceased
Middle Irish (Gaoidhealg)	bás(a), báas = death básaid, basat = to kill, put to death básaigid, bäsaiged = to kill put to death, slay básaire = executioner básamuil = mortal bath, baath, báth = death, destruction díbad, dibud, dibath = destruction, extinction, quenching
Irish (Gaeilge)	bás [bˠɑːsˠ / bˠæːsˠ] = death básachán = dying, feeble, creature básadóir = executioner básaigh = to put to death, execute, die básmhaireacht = mortality básmhar = mortal básúil = deathlike, deadly díobhadh = elimination, extinction díobhaí = without issue, extinct
Scottish Gaelic (Gàidhlig)	bàs [baːs] = death, fatality, decease, demise bàsachadh [baːsəxəɣ] = (act of) dying, expiring bàsail [baːsal] = deadly, fatal, death-like bàsaire [baːsɪrʲə] = executioner bàsmhor [baːs(v)ər] = mortal, deadly, fatal, lethal bàsmhorach [baːsvərəx] = mortal bàsmhorachd [baːsvərəxg] = mortality, deadliness, lethalness diobhadh† = destruction, death, inheritance
Manx (Gaelg)	baase [bɛːs] = death baasoil = deadly, deathlike, fatal baasoiley = deadly baasoilid = deadliness, mortality
Proto-Brythonic	*bad = ?
Middle Welsh (Kymraec)	bad, bat = plague, pestilence, death
Welsh (Cymraeg)	bad = plague, pestilence, death
Old Cornish	badus = lunatic
Middle Cornish (Cernewec)	badus = lunatic
Cornish (Kernewek)	badus = lunatic
Old Breton (Brethonoc)	bat = ?
Middle Breton (Brezonec)	bad(ou) = dizziness badet = dazzled
Breton (Brezhoneg)	bad [bɑːt] = daze badañ = to daze badet = stupefied

Etymology: from the Proto-Indo-European *gʷeh₂- (to go, step, stand) [source].

Proto-Celtic	marwos = dead marwāti = to die, kill marwonatus, marwonatā = elegy, eulogy
Gaulish	*maruos = dead
Old Irish (Goídelc)	marb = dead; mortified, insensible, spiritually dead; inanimate; stagnant (water) marbaid = to die, kill marbán = corpse, dead person marbdae = mortal, lifeless, inanimate mart = death, dead animal, slaughtered cow or ox
Middle Irish (Gaoidhealg)	marb = dead (person), mortal, mortified, insensible, spiritually dead, dying, lifeless, unconscious marbaid = to kill, slay marbnad, marbna, marbnadh = elegy
Irish (Gaeilge)	marbh [ˈmˠɑɾˠəvˠ / ˈmˠarˠuː / ˈmˠarˠu] = dead person, death, defunct marbhán = dead person, corpse, lethargic person, sultry weather marbhánta = lifeless, spirtless, lethargic, dull, stagnant, airless, sultry, oppressive marbhlann = morgue marbhna = elegy marfach = killing, slaying, carnage, slaughter, deadly, fatal, lethal marfóir = killer
Scottish Gaelic (Gàidhlig)	marbh [marav] = dead person, the dead marbhach [maravəx] = deadly, mortal marbhachadh [maravəxəɣ] = (act of) killing marbhadair, marbhaiche = killer, slayer, murderer marbhadh [maravəɣ] = (act of) killing marbhan [maravan] = corpse marbhrann [maravrən] = elegy
Manx (Gaelg)	marroo = dead, lifeless, inanimate, glassy (look), muggy, dull, dud, stagnant, defunct, mortified, slaughtered, departed, deceased, killed, extinct marrooagh = deadly, fatal, lethal, overpowering, internecine marvaanagh = mortal, earthborn, fatal, vile merriu = (the) dead, dead men, departed souls
Proto-Brythonic	marw = dead marwọd [marˈwɔːd] = to die *marwnad = elegy (?)
Middle Welsh (Kymraec)	marw, maru = dead, deceased, inanimate, spiritually dead maru, merwi, marw = to die, expire, cease to exist, vanish, fade away marwnad, marwnat = elegy, dirge, funeral song, epitaph marwavl, marwawl, marwol = mortal, transitory, transient
Welsh (Cymraeg)	marw = dead, deceased, inanimate, spiritually dead, insensible, lifeless, dull, languid marwolaeth = death, decease, demise; suffering, tribulation; deadly plague or pestilence, fatal disease marw(af), merwi = to die, expire, cease to exist, vanish, fade away marwaidd = lifeless, languid, torpid, listless, dull, slugglish, drowsy, numb marwnad [ˈmar.(w)nad] = elegy, dirge, funeral song, epitaph marwol = mortal, transitory, transient
Middle Cornish (Cernewec)	marow = dead, deceased, lifeless marwel, merwel = to die, become lifeness
Cornish (Kernewek)	marow = dead (person), switched off marwel = mortal marwostel = mortgage marwostla = to mortgage mernans = death merwel = to decease, die, pass away
Middle Breton (Brezonec)	marf, maru = death maruel = mortal meruell, meruel = to die
Breton (Brezhoneg)	marv [mɑːro/ˈmarw] = death marvedigezh = extinction marvel = mortal marvelezh = mortality marvenn = necrosis marveenniñ = to necrotize, become gangrenous marvus = mortal, perishable mervel [mɛr.vɛl] = to die, pass away, become insensible, extinguish

Etymology: from Proto-Indo-European *mr̥wós (dead), from *mer- (to die, disappear) [source]. Words from the same roots include morbid, moribund, mortal, mortgage, murder, nightmare and postmortem in English, мереть (to die, stand still, sink) in Russian, mìrt (to die, stop working) in Latvian, and mir̃ti (to die) in Lithuanian [source].

Proto-Celtic	*ankus = death
Old Irish (Goídelc)	éc = death
Middle Irish (Gaoidhealg)	éc, ec = death
Irish (Gaeilge)	éag = Death, numbness, powerlessness éagach = deceased (person) éagbhás = dead-and-alive person éaglach = (state of) extinction, death éagmhar = fatal, causing death
Scottish Gaelic (Gàidhlig)	eug [eːg] = death, Death, ghost, spectre eug-lios = burial ground, churchyard, cemetery eugach [iəgəx] = deathly, death-like, ghastly eugachdainn [eːgəxgɪnʲ] = (act of) perishing, giving up the ghost eugail [iəgal] = deathly, death-like, ghastly
Middle Welsh (Kymraec)	agheu, angheu, aghev = death, decease, demise
Welsh (Cymraeg)	angau = death, decease, demise, annihilation, cessation, mortal danger
Old Cornish	ancou = death
Middle Cornish (Cernewec)	ancow = death
Cornish (Kernewek)	ankow = death
Old Breton (Brethonoc)	ancou = Death
Middle Breton (Brezonec)	ancou, ancquou, anquou = Death
Breton (Brezhoneg)	ankoù [ˈãŋkow/ˈãŋku] = Death, skeleton

Etymology: from Proto-Indo-European *neḱ- (to perish, disappear). Words from the same PIE roots include innocent, necropolis, nectar, noxious and nuisance in English, nuocere (to harm, injure, damage) in Italian, nuire (to harm, spoil) in French, anegar (to inundate, flood, drown) in Spanish, éacht (slaying, slaughter, feat, exploit) in Irish, aeth (pain, woe, grief, sorrow) in Welsh, and related words in the other Celtic languages [source].

Caves

28th June 201914th August 2024 By Simon

Hre are a few words for caves, hollows and related things in Celtic languages.

Words marked with a * are reconstructions.

Proto-Celtic	*oumā = cave
Old Irish (Goídelc)	úam = cave
Middle Irish (Gaoidhealg)	úam, úaim, úama = cave, den, lair, cellar, crypt, vault, grave, tomb, pit úamach = a cave-dweller
Irish (Gaeilge)	uaimh [uəvʲ] = cave, souterrain, underground chamber, cellar, crypt, vault, den of thieves, pit uaimheadóireacht = exploration of caves, potholing uaimheolaí = speleologist uaimheolaíocht = speleology uaimheolaí = speleologist uaimh ifrinn = pit of hell uaimh ladrann = den of thieves
Scottish Gaelic (Gàidhlig)	uamh [ũə̃v] / uaimh = cave, den, hollow, grave, grotto uamh-thalmhainn = souterrain, underground passage
Manx (Gaelg)	oghe = cave, oven ooig = den, cavern, grotto, antar, pit, stope, hotbed, cave ooig-oaylleeaght = speleology
Middle Welsh (Kymraec)	guocof, guocob, gogof = cave guocobauc, ogouawc, gogofawg = full of caves, cave-like, cavernous
Welsh (Cymraeg)	(g)ogof [ˈɔɡɔv / ˈoːɡɔv] = cave, cavern, grotto, cleft, cavity, den, lair ogofa = to explore caves, caving, pot-holing, speleology ogofaidd = cave-like, cavernous ogofaog = cave-like, cavernous, fulls of caves ogofäwr = caver, pot-holer (g)ogofog = full of caves, cave-like, cavernous ogofwr = cave-dweller, troglodyte ogof l(l)adron = den of thieves
Middle Cornish (Cernewec)	ogo, ogos = cave, cavern
Cornish (Kernewek)	gogow = cave, cavity

Etymology: from the Proto-Indo-European *h₁ewn- (empty) [source].

Old Irish (Goídelc)	fochla = burrow, burrowing, den, digging
Middle Irish (Gaoidhealg)	fochla = digging, rooting, burrowing, cavity, hole, burrow, den fochlach = hiding-place fochlaid = burrowing, undermining, uprooting, cavity, hole, pit
Irish (Gaeilge)	uachais = burrow, cavity, lair, den
Scottish Gaelic (Gàidhlig)	fuathais = den (obsolete)
Proto-Brythonic	*fowyā = den, lair, cave
Middle Welsh (Kymraec)	ffeu, ffau = den, lair, cave
Welsh (Cymraeg)	ffau = den, lair, burrow, set, covert, cave
Middle Cornish (Cernewec)	fow = den, cave, a lurking place of wild beasts
Cornish (Kernewek)	fow = cave

Etymology: from the Latin fovea (pit, hole in the ground, snare) the Proto-Indo-European *bʰow- (pit, hole) [source].

Proto-Celtic	tullos/tullom = pierced, perforated, hole
Old Irish (Goídelc)	toll = perforated, pierced, hole tollaid = to pierce, perforate
Middle Irish (Gaoidhealg)	toll = pierced, perforated; hollow, empty, tonsured, vain, ineffective; hole, fault; buttocks tollad = act of piercing, attacking, penetrating, impugning tollaid = piereces, penetrates tollus = perforation tretholl = piereced, hollow tuille = hollowness
Irish (Gaeilge)	toll [t̪ˠoːl̪ˠ/t̪ˠəul̪ˠ/t̪ˠʌl̪ˠ] = hole, hollow, posterior, buttocks, piereced, perforated, empty, deep (voice), to bore, pierce, perforate tolladh = borning, perforation tolladóir = borer, piercer, perforator tolladóireacht = (act of) boring tollán = tunnel tollmhór = big-bottomed, bumptious tolltach = piercing, penetrating
Scottish Gaelic (Gàidhlig)	toll [tɔul̪ˠ] = hole, penetration, hole, hold (of a ship); to bore, perforate, gore toll-guail = coalpit toll-iuchrach = keyhole toll-putain = buttonhole toll-sìolaidh = plughole tolltach [tɔul̪ˠdəx] = full of holes, holed tolta [tɔul̪ˠdə] = bored, perforated, gored tollan [tɔl̪ˠan] = orifice
Manx (Gaelg)	towl = aperture, bore, cavity, crater, hole, hollow, leak, penetration, pothole, shaft, vent towl buird = pigeonhole towl conning = rabbit hole towl dhull = plughole towl doo = black hole yn towlagh = penetrable
Middle Welsh (Kymraec)	tull, twll, twlh = hole, hollow, pit
Welsh (Cymraeg)	twll [tʊɬ] = hole, aperture, dimple, hollow, pit, cave, burrow, den, orifice twll agoriad, twll (y) clo = keyhole twll botwm = buttonhole twll cath = cat-flap, cat-door twll cesail. twll y gesail = armpit twll cwinngen = rabbit burrrow twll du = black hole twll (y) grisiau = stairwell
Middle Cornish (Cernewec)	toll = hole, perforation tolcorn = flute, fife (“horn with holes”) tollec = full of holes, perforated, hollow tolly = to make a hole, to perforate
Cornish (Kernewek)	toll = burrow, hollow, hole, opening, orifice toll alhwedh = keyhole toll boton = button hole toll konin = rabbit burrow toll lavrek = fly (in trousers) toll y’n fos = cash dispenser (“hole in the wall”) tollek = holed, leaky, perforated
Old Breton	tull = foramen (aperture or opening produced by boring)
Middle Breton (Brezonec)	toull = pierced, leaky, deep, hollow, empty; hole toulladur = digging, excavation, piercing
Breton (Brezhoneg)	toull [ˈtulː] = holed, pierced, hole, embrasure, entrance toull du = black hole toulled = thole (pin) toullet = perforated

Etymology: from Proto-Indo-European *tewk- (to push, press, beat, pierce, perforate), from *(s)tew- (to push, hit) [source].

Words from the same Proto-Celtic root include tollo (hole in the ground where hunters hide, rainwater puddle) in Spanish, toll (pool, puddle) in Catalan, tol (ditch, dam) in Galician [source].

Words from the same PIE root possibly include tkát (to weave) in Czech, tkać (to weave, stick, tuck) in Polish, and тъка [tɐˈkɤ] (to spin, plait, entwine, weave) in Bulgarian [source].

Proto-Celtic	kuwo-/kawyos = hollow
Old Irish (Goídelc)	cúas = hollow, cavity, cave
Middle Irish (Gaoidhealg)	cúa, cuae, cua, cúe = hollow, empty’ bell-shaped cup, nut cuäch, cúach = cup, goblet, bowl, cauldron cúachda, cuachda = cupped, hollow cúas, cús = hollow, cavity, cave, cavern, lair, den, shelter cuithe = put, pitfall, prison, dungeon, well, pool, whirlpool
Irish (Gaeilge)	cuas = cavity, hollow, recess, cove, creek cuasach = cavernous, hollow, concave cuasacht = concavity cuasán = (small) cavity
Scottish Gaelic (Gàidhlig)	cuas [kuəs] = hollow, cave, cavity cuasach [kuəsəx] = cavernous cuasan [kuəsan] = small hollow/cavity, small cave
Proto-Brythonic	*kow = hollow
Middle Welsh (Kymraec)	cev, keu, kau = hollow, empty, sunken
Welsh (Cymraeg)	cau = hollow, empty, sunken, false, deceitful, enclosing, shut, closed, vacuum, cavity, inwards, bowels yghau = closed, shut
Middle Cornish (Cernewec)	*cew = hollow
Cornish (Kernewek)	kew = hollow, enclosed field, paddock, small enclosure
Old Breton (Brethonoc)	cau = covered
Middle Breton (Brezonec)	queu, keu, kev = hollow, concave, deep que = cavity, cave
Breton (Brezhoneg)	kev = cave, concave, hollow, cavity kevded = concavity keviadur = excavation kevian, keviañ = to excavate

Etymology: from Proto-Indo-European *kewh- (vault, hole) [source]. , or from *ḱowh₁ós (hollow), from *ḱewh₁- (to swell) [source]. The English words cave and cavity come from the same roots.

The Breton word kavarn (cave, cavern, den, lair) comes from the same PIE root, probably via the Latin caverna (hollow, cavity, cave, cavern), from cavus (hollow, concave), from the Proto-Italic *kawos [source].

Other words in Breton for cave are groc’h, mougev and roc’h toull. There don’t appear to be any cave-related words that are cognate with the other Celtic languages.

Streets

22nd May 201925th March 2024 By Simon

Words for street in Celtic languages.

Words marked with a * are reconstructions.

Old Irish (Goídelc)	sráit [sraːdʲ] = street, road
Middle Irish (Gaoidhealg)	sráit [sraːdʲ] = street, road, path, way
Irish (Gaeilge)	sráid [sˠɾˠɑːdʲ / sˠɾˠæːdʲ] = street, level (surfaced) ground around house, village sráidbhaile = village sráideánach = villager, townsman sráidéigeas = street singer sráideoireacht = street-walking, strolling sráidí = street-walker, stroller, idler
Scottish Gaelic (Gàidhlig)	sràid [sdraːdʲ] = street, lane sràideachd [sdraːdʲəxg] = (act of) walking the streets, (act of) pacing sràideag [sdraːdʲag] = small lane, skip, leap, short walk, street walker sràideamaich [sdraːdʲəmɪç] = promenade, perambulate, saunter, stroll, lounge sràidimeachd [sdraːdʲɪməxg] = promenading, perambulating, sauntering, strolling, lounging sràidean [sdraːdʲan] = little street sràidearachd [sdraːdʲərəxg] = (act of) sauntering, promenading
Manx (Gaelg)	straid = street, farmyard, thoroughfare straaid = street
Middle Welsh (Kymraec)	stryd, ystryd, ystryt = street, (main) road, highway
Welsh (Cymraeg)	(y)stryd, (y)strŷt = street, (main) road, highway strydgall = streetwise stryd fawr = high street, main street stryd unffordd = one-way street
Cornish (Kernewek)	stret [strɛ:t / stre:t] = street stret unfordh = one-way street stretwikor, stretwikores = street-trader stretyn = alley, little street
Middle Breton (Brezonec)	strehet = alley, lane, road
Breton (Brezhoneg)	straed [ˈstrɛːt] = alley, lane, road narrow path, throat straed-dall = cul-de-sac

Etymology: from the Old Norse stræti (street) or the Old English strǣt (road, street), from the Proto-Germanic *strātō (street), both of which come from the Late Latin strāta (a paved road), from strātus (stretched out, spread out), from Proto-Italic *strātos, from PIE *str̥h₃tós (stretched, spread) [source].

From the same roots we get words such as stratum, stratus (cloud), and strategy in English, estrato (layer, stratum) in Spanish, στρατός [stɾaˈtos] (army) in Greek, and words for (flat) valley in Celtic languages, such as srath in Irish and Scottish Gaelic, and ystrad in Welsh [source].

Hills

12th May 201922nd May 2025 By Simon

Words for hill and related words in Celtic languages.

Proto-Celtic	*ardwos = high
Gaulish	Arduenna = place name
Old Irish (Goídelc)	ard [ar͈d] = high, height
Middle Irish (Gaoidhealg)	ard, árd = high above ground, elevated, lofty, tall, noble, great, proud, arduous, high place, height ardach = hilly ardae, airde = height, high place, nobility, loudness ardaid = to rise ardaigid = to raise, magnify, exalt ardán = pride, arrogance ardri = high king
Irish (Gaeilge)	ard [ɑːɾˠd̪ˠ/æːɾˠd̪ˠ] = height, hillock, top, high part, elevation, head, rise, ascent ardaigh = to raise, elevate, ascend, carry ardaitheoir = lift, elevator na farraigí arda = the high seas sála arda = high heels Ard-Aifreann = High Mass Ard-Aighne = Attorney-General ardaingeal = archangel
Scottish Gaelic (Gàidhlig)	àrd [aːr̪ˠd] = high, lofy, tall, great, loud, chief, eminent, superior, supreme àrd-bheinn = pinnacle
Manx (Gaelg)	ard [ø(r)d] = high, towering, tall, big, loud, height, high place, fell, incline
Proto-Brythonic	*arð = high
Middle Welsh (Kymraec)	ard, art = hill
Welsh (Cymraeg)	ardd [arð/aːrð] = hill, highland, top, high, upland
Middle Cornish (Cernewec)	ard = high, lofty
Cornish (Kernewek)	ardh = height, high place
Breton (Brezhoneg)	arz = high, elevated, lofty

Etymology: from the Proto-Indo-European *h₃r̥dʰwós, from *h₃erdʰ- (to increase, grow, upright, high) [source], which is also the root of the Latin word arbor (tree) and words for tree in Romance languages [source].

Proto-Celtic	*knokkos = protuberance, hill
Old Irish (Goídelc)	cnocc [knok] = hill, lump, swelling cnoccach [ˈknokax] = hilly, lumpy cnocán [ˈknokaːn] = little lump, mound, hill
Middle Irish (Gaoidhealg)	cnocc = lump, protruberance, hill, mound cnoccach, cnocach = lumpy, hilly cnoccán, cnocán = little lump, mound, hill
Irish (Gaeilge)	cnoc [kn̪ˠɔk / kn̪ˠʊk/ kɾˠʊk] = hill, mount cnocach = hilly cnocadóir = hillman, hillclimber cnocadóireacht = hill-climbing cnocán = hillock, heap cnocánach = hilly, uneven
Scottish Gaelic (Gàidhlig)	cnoc [krɔ̃xg] = hill, small hill, hillock, knoll, chilblain cnocach [krɔ̃xgəx] = hilly, rugged, abrupt cnocaireachd [krɔ̃xgɛrʲəxg] = rough hill walking, pacing cnocan [krɔ̃xgan] = hillock, ball of fibre
Manx (Gaelg)	cronk = mount, tor, hill, crongan = mound, small hill, tuffet, tumulus, hillock cronkan = knoll, small hill, hillock
Proto-Brythonic	*knox = hill, mound
Middle Welsh (Kymraec)	cnwch = swelling, protuberance, thickness, hump
Welsh (Cymraeg)	cnwc = hillock, knoll; swelling, tumour, lump, knob, hump cnocell = hillock, knoll
Old Breton	cnoch = hill
Middle Breton	qnech, knech, crech, cre(a)c’h = high, height, mountain, hill krec’hennek full of hills krec’hiek = steep, sloping, incluned
Breton (Brezhoneg)	krec’h = height, eminence, mound

Etymology: from the Proto-Indo-European *kneg- (back of the head, nape, neck). The English word neck, and related words in other Germanic languages, come from the same root [source].

Proto-Celtic	*brusnyos = hill
Old Irish (Goídelc)	bruinne = breast(s), bosom, chest; womb
Middle Irish (Gaoidhealg)	bruinne, bruinde = breast, bosom, chest
Irish (Gaeilge)	broinne = breast, bosom; brink, verge
Scottish Gaelic (Gàidhlig)	broinne [brɤin̪ʲ] = belly, stomach; womb; bulge
Manx (Gaelg)	brein = womb
Proto-Brythonic	*bronnā = breast
Middle Welsh (Kymraec)	bronn, bron = breast, bosom
Welsh (Cymraeg)	bron [brɔn] = breast, bosom, thorax, hill-side, slope, breast (of hill) bronallt, broniallt = gentle slope of hill, rising ground, wooded slope bryn = hill, mount, rise, bank; heap, mound; prominence, highness
Middle Cornish (Cernewec)	bron = a round protuberance, breast, pap, slope of a hill
Cornish (Kernewek)	bronn / brodn [brɔn: / brɔdn] = breast, hill
Middle Breton (Brezonec)	bron, bronn = breast, bossom, udder bronnañ, bronnat, bronniñ = to breast feed
Breton (Brezhoneg)	bronn [ˈbrɔ̃n] = breast

Etymology: from Proto-Celtic *brusū (belly, abdomen, breast), possibly from the Proto-Indo-European *bʰrews- (belly, to swell) [source].

Words from the same Proto-Celtic root, via the Proto-West-Germanic *brunnjā (chainmail shirt), include: brynja (coat of mail) in Icelandic, Swedish and Faroese, brynje (mail, armour) in Danish, brynje (coat of armour, protective clothing for motorcyclists) in Norwegian, and броня [brɔˈnʲa] (armour, armoured vehicle, shell) in Ukrainian [source].

The English words breast, brisket and bruise come from the same PIE root, as do borst (chest, thorax, breast) in Dutch, Brust (chest, breast, bosom) in German, and bröst (breast, chest, thorax) in Swedish [source].

Proto-Celtic	brixs / brig- = hill
Gaulish	*brignā, -brigā = hill
Old Irish (Goídelc)	brí [bʲrʲiː] = hill
Middle Irish (Gaoidhealg)	brí, bri = hill
Irish (Gaeilge)	brí [bʲɾʲiː] = brae, hill
Scottish Gaelic (Gàidhlig)	bre = hill, headland
Proto-Brythonic	*breɣ [ˈbrɛːɣ] = hill
Welsh (Cymraeg)	bre [bre] = hill, hillock, mountain, hill-country, upland, peak
Middle Cornish (Cernewec)	bre = mountain, hill
Cornish (Kernewek)	bre [brɛ: / bre:] = hill – appears as Bray or Brae in placenames
Middle Breton (Brezonec)	bre = hill
Breton (Brezhoneg)	bre [breː] = hill, mountain

Etymology: from the Proto-Indo-European *bʰerǵʰ- (high) [source].

The Spanish word breña (scrub, brush, rough ground), the Portuguese word brenha (scrub, complication, confusion) come from the Gaulish *brignā, via the Vulgar Latin *brigna (rocky terrain) [source].

From the same PIE root we get the English words burrow and borough, and words in placenames such as burg, burgh and bury, and also the German Burg (castle), the Danish borg (castle, stronghold), and related words in other Germanic languages.

Proto-Celtic	*krowko- = heap
Old Irish (Goídelc)	crúach = stack, mountain, hill
Middle Irish (Gaoidhealg)	crúach,cruach = stack of corn, rick, heap, conical pile crúachad = act of stacking, piling up crúachán = small rick, hill crúachda = swollen, piled up
Irish (Gaeilge)	cruach [kɾˠuəx] = stack, rick, pile, (mountain) stack cruachach = full of stacks cruachadóir = stack-builder cruachadóireacht = (act of) building stacks cruachán = (small) stack; person of stunned growth cruachóg = heap
Scottish Gaelic (Gàidhlig)	cruach [kruəx] = pile, stack; round hill; clamp (stack) cho seasgair ri luchag ann an cruach = as snug as a bug in a rug (“as snug as a mouse in a haystack”) cruach-fheòir = haystack cruach-mhòna, cruach mònach = peat-stack cruach-sheangan = anthill
Manx (Gaelg)	creagh = stack, furrow creagh fendeilagh = barricade creagh hraagh = haystack
Middle Welsh (Kymraec)	krug, gruc, grvg = hillock
Welsh (Cymraeg)	crug = hillock, knoll, cairn, tumulus, heap, mass, stack, group, company, multitude; pustule, abscess, boil, carbuncle
Old Cornish	cruc = hillock
Middle Cornish (Cernewec)	cruc, cruk, crŷc = hillock, mound, barrow
Cornish (Kernewek)	krug = mound, tumulus
Old Breton	cruc = hillock
Middle Breton (Brezonec)	krug = pile, heap krugell = pile, heap, hillock, mound, tumulus
Breton (Brezhoneg)	krug = mound krugell = hillock, tumulus

Etymology: possibly from the Proto-Indo-European *krā(u)- (to heap up) [source].

Proto-Celtic	*tumbo- = excrescence hill
Old Irish (Goídelc)	tom = bush, tuft, hillock, knoll
Middle Irish (Gaoidhealg)	tom = bush, tuft, hillock, knoll
Irish (Gaeilge)	tom [t̪ˠɑumˠ/t̪ˠʌmˠ] = bush, shrub tomach = bushy, tufted tomachán = small tuft
Scottish Gaelic (Gàidhlig)	tom [tɔum] = hillock, knoll, mound, clump, heap, tuft toman [toman] = small hillock tomag [tomag] = small hillock/knoll/mound, small clump, small heap
Manx (Gaelg)	tom = tussock
Middle Welsh (Kymraec)	tom, tomm = dung(hill), manure, compost, dirt, muck
Welsh (Cymraeg)	tom = dung(hill), manure, compost, dirt, muck, mud, mound, heap

Etymology: possibly from the Proto-Indo-European *tewh₂- (to swell), and cognate with the English word tumulus.

Words marked with a * are reconstructions.

Land, Parishes & Enclosures

23rd April 201927th July 2024 By Simon

Words for land, parish, enclosure and related things in Celtic languages.

Words marked with a * are reconstructions.

Proto-Celtic	*landā = (open) land
Gaulish	landa = land
Old Irish (Goídelc)	land, lann = building, house, land, plot, plate
Middle Irish (Gaoidhealg)	land, lann = building, house, land, plot, plate íarlann = pantry ithlann, ithla = threshing floor, barn, granary, storehouse; garden, orchard
Irish (Gaeilge)	lann = land, ground, plot, house, building (especially a church) bialann = canteen, restaurant leabharlann = library longlann = dockyard réadlann = observatory saotharlann = laboratory
Scottish Gaelic (Gàidhlig)	lann [l̪ˠaun̪ˠ ~ l̪ˠan̪ˠən] = enclosure, enclosed area, precinct; repository; house, church amharc-lann = observatory biadh-lann = canteen, dinning hall, refectory broc-lann = badger’s den, sett long-lann = dockyard fasg-lann = shelter lann-eaglaise = church precinct leabhar-lann = library obair-lann = laboratory suin-lann = dormitory ur-lann = esplanade, green
Manx (Gaelg)	lann = enclosure, habitation lhonglann = dockyard lioarlann = library seyrlann = laboratory reayrtlann = observatory
Proto-Brythonic	*llann [ˈl͈anː] = land, area, plot, sacred place, churchyard
Middle Welsh (Kymraec)	lánn, lann, lan, llann = land lannerch, llanerch, llennyrch = a clearing, glade
Welsh (Cymraeg)	llan [ɬan] = (parish) church, monastery, heaven, churchyard llan gadeiriol = cathedral llan (y) gwyryfon = nunnery llan y plwyf = parish chuch llandref = village, small town, church village llandy = parsonnage, glebe-house llangeidwad = churchwarden llanaidd = glade-like, open, clear; ecclesiastical, (of a) church llannerch = a clearing, glade, oasis, pasture, court, empty space, patch, place, area
Middle Cornish (Cernewec)	lan = a church, an inclosure, yard, church-yard lanherch = glade
Cornish (Kernewek)	lann [lan:] = yard lannergh = glade
Old Breton (Brethonoc)	lann = moor, heath, moorland
Middle Breton (Brezonec)	lann = moor, heath, moorland lanneg, lannek, lannell = land covered with moor landonenn = swath lann = monastery, church
Breton (Brezhoneg)	lann [ˈlãnː] = moor, heath, moorland lanneg = land covered with moor

Etymology: from the Proto-Indo-European *lendʰ- (land, heath) [source].

Words from the same Proto-Celtic root, via Gaulish and Latin, include lande (moor, moorland, heath) in French, landa (a (sandy) plain) in Spanish, landa (country, field, piece of land) in Basque [source].

The (archaic) English word laund [lɔːnd] (a grassy plain or pasture, especially surround by woodland; a glade) possibly comes from the same Proto-Celtic root, via Middle English, Old French and Gaulish, or from the Proto-Germanic *landą (land), which comes from the same PIE root [Source].

Words from the same PIE roots include land and lawn in English, land (land, country) in Dutch, Land (country, state, province, land) in German, land (land, country, nation, state, ground, earth) in Swedish, land (country, land) in Danish, lado (uncultivated, wild land) in Czech, and ледина [ˈlɛdina] (untilled land) in Macedonian [source].

Proto-Brythonic	*pluɨβ = countryside, parish, common people, parishoners
Middle Welsh (Kymraec)	plwyf, plwy = parish, parishioners, people plwyvog = parishioner, parochial plwyfol = parochial, lawfully settled in a parish
Welsh (Cymraeg)	plwy(f) [pluːɨ̯(v) / plʊi̯(v)] = parish, poor relief, parishioners, people plwyfo = to settle in a parish plwyfog = parishioner, parochial plwyfol = parochial, lawfully settled in a parish plwyfoldeb = parochialism
Old Cornish	plui = parish
Middle Cornish (Cernewec)	plew, plui, plu = parish
Cornish (Kernewek)	pluw = parish pluwek = parishioner (m), parochial pluwoges = parishioner (f)
Old Breton (Brethonoc)	pluiu, plueu, ploeu, ploi, ploe = country, countryside
Middle Breton (Brezonec)	ploeou, ploe, ploé = country, countryside plouisyen = peasant, rural
Breton (Brezhoneg)	ploue [pluːe] = parish (historical – appears in placenames), countryside (literary) plouead = country, earthy plouezad = peasant, rural plouk [pluːk] = yokel

Etymology: from Latin plēb(ē)s (common people, plebians), from Old Latin plēbēs, from Proto-Italic *plēðwēs Proto-Indo-European *pl̥h₁dʰwḗh₁s ~ *pl̥h₁dʰuh₁és, from *pleh₁- (fill) [source].

The French word plouc [pluk] (hick, country bumpkin, yokel) was borrowed from Breton plouk in the late 19th century [source].

Other words from the same roots include fill, folk, pleb (a commoner, a common, unsophisticated, cultureless person), plenty, plural, plus and public in English [source].

Middle Irish (Gaoidhealg)	parráiste = parish pairche = parish, diocese
Irish (Gaeilge)	paróiste [ˈpˠaɾˠæʃtʲə] = parish paróisteach = parishioner, presentable person, parochial paróisteachas = parochialism
Scottish Gaelic (Gàidhlig)	parasite [parɪʃdʲə] = parish eaglais parasite = parish church neach-parasite = parishioner

Etymology: from Anglo-Norman paroche (parish), from Late Latin parochia (parish), from Ancient Greek παροικίᾱ (paroikíā – a dwelling abroad), from πάροικος (pároikos – neighboring, foreigner), from παρά (pará, beside) + οἶκος (oîkos – house). [source].

Scottish Gaelic (Gàidhlig)	sgìre [sgiːrʲə] = district, parish sgìreachd [sgʲiːrʲəxg] = parish
Manx (Gaelg)	skeerey = parish skeeragh = parochial skylley = parish

Etymology: from Old English sċīr (office, district, region, shire), from Proto-West Germanic *skīru (office, district), from PIE *(s)ker- (to cut). The English word shire comes from the same roots [source].

Doctor

8th April 20195th July 2025 By Simon

Words for doctor and related things in Celtic languages.

Words marked with a * are reconstructions.

Middle Irish (Gaoidhealg)	dochtúir, doctúir = learned ma, teacher, professor, physician
Irish (Gaeilge)	dochtúir [d̪ˠɔxˈt̪ˠuːɾʲ / ˈd̪ˠʌxt̪ˠuɾʲ] = doctor dochtúireacht = doctorate, medical practice, doctoring
Scottish Gaelic (Gàidhlig)	dotair [dɔhdɛrʲ] = doctor, surgeon, physician dotaireachd [dɔhdɪrʲəxg] = doctorate, knowledge of medicine, (act of) curing, healing dotaireas [dɔhdɪrʲəs] = doctorate, knowledge of medicine
Manx (Gaelg)	doghtoor = doctor doghtoorahgt = doctorate
Middle Welsh (Kymraec)	doethur = doctor, teacher, sage, learned man
Welsh (Cymraeg)	doethur, doethor = doctor, teacher, sage, learned man
Cornish (Kernewek)	doktour = doctor

Etymology: from the Latin doctor (teacher, instructor), from doceō (teach), from the Proto-Italic *dokeō (tell, inform, teach, instruct), from the Proto-Indo-European *deḱ- (to take) [source].

Proto-Celtic	*lī(φ)agi- = doctor
Old Irish (Goídelc)	líaig = leech, doctor, physician fáithlíaig = doctor, physician leiges = healing, medicine, curing
Middle Irish (Gaoidhealg)	líaig, liag, leaga, lega, lieig = leech, doctor, physician, adviser, healer leiges. leges, leighis = healing, medical treatment, cure, remedey, medicine, medicament, curing, healing leigesamail = medicinal, healing leigisid, leigiste = medicinal, healing, to cure, to heal
Irish (Gaeilge)	lia [l̠ʲiə] = healer, physician lia ban = gynaecologist lia súl = oculist leigheas = art of healing, medicine, medical treatment leigheasach = healing, curative, medicinal leigheasóir = healer, curer leigheasra = cures, medicines
Scottish Gaelic (Gàidhlig)	lèigh [l̪ʲeː] = physician, surgeon lèighadair = pharmacist lèigheadairachd = pharmacy lèigheadh = (act of) healing leigheas [l̪ʲe.əs] = curing, healing, medicine lèigheil = medical lighiche [l̪ʲi.ɪçə] = healer, physician, surgeon
Manx (Gaelg)	(fer/ben) lhee = (male/female) doctor, physician lheihys = cure, curing, heal(ing), remedy lheihyssagh = curable, curative, healing

Etymology: possibly from Proto-Germaic *lēkiz (healing, medicine, healer), or directly from the Proto-Indo-European *h₂leg- (to care for) [source]. Words from the same Proto-Celtic / PIE root possibly include leech in English, læknir (medical practitioner, doctor) in Icelandic, läkare (doctor, physician) and läka (to heal) in Swedish, lääkäri (phyisican, doctor) in Finnish, and læge (doctor, physician, surgeon) in Danish [source].

Old Irish (Goídelc)	midach = physician
Middle Irish (Gaoidhealg)	midach, midech, midaig = physician
Proto-Brythonic	*meðïg = doctor
Middle Welsh (Kymraec)	metic, medyc, med(d)ic, meddig = doctor, medical practitioner, physician, surgeon, healer methygaeth = (science of) medicine, surgery, drug medyges, meddyges female doctor or healer, female herbalist medegynyaeth, medeginyaeth, medegynyaeth = medicine, remedy, medical treatment, surgery, cure, healing
Welsh (Cymraeg)	meddyg [ˈmɛðɪɡ / ˈmeːðɪɡ] = doctor, medical practitioner, physician, surgeon, healer meddyg(i)adwy = curable, treatable meddyg(i)aeth = (science of) medicine, surgery, drug meddygu = to practise medicine, to treat medically, to prescribe, to heal, to cure meddyges female doctor or healer, female herbalist meddygfa = surgery, clinic, pharmacy, hospital meddygin(i)aeth = medicine, remedy, medical treatment, surgery, cure, healing meddygol = medical, medicinal, healing, curative
Old Cornish	medhec = physician
Middle Cornish (Cernewec)	methic, medhic = physician
Cornish (Kernewek)	medhek [mɛðɛk / ‘mɛðɐk] = doctor, physician medhegel = medical medhegieth = medical science, medicine medhegiethel = medicinal medhegneth = medication, medicine medhegva = clinic, (doctor’s) surgery medhegvael = clinical
Middle Breton (Brezonec)	mezec = doctor mezeyaff = to treat, to care for mezeyet, mezeguet = medicine mezegioez = medicine
Breton (Brezhoneg)	mezeg [ˈmeː(z)ek] = doctor mezegañ [meˈ(z)eː.ɡã] = to care for (medically), to treat mezegiezh [me(z)eˈɡiːɛs] = medicine

Etymology: from the Latin medicus (doctor), from medeor (I heal, cure, remedy), from the Proto-Italic *medēōr (to heal), from Proto-Indo-European *med- (to measure, give advice, heal). Words from the same roots include medico (doctor, physician, medical) in Italian, medicus (doctor, physician) in Dutch, medic, medical, medicine, meditate and remedy in English, and médico (doctor, physician) in Spanish [source].

Celtiadur

Exploring connections between Celtic languages

Category: Spanish (español)

Cattle

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Floor / Ground

Birch (trees)

Death

Caves

Streets

Hills

Land, Parishes & Enclosures

Doctor