Blackbirds

11th October 202015th October 2020 By Simon

Words for blackbirds, thrushes, ouzels and starlings in Celtic languages.

Proto-Celtic	mesal-(s)kā / meisalko = blackbird
Irish (Gaeilge)	smólach = thrush smólach ceoil = song thursh (Turdus philomelos) smólach mór = mistle thrush (Turdus viscivorus)
Scottish Gaelic (Gàidhlig)	smèarach [smɛːrəx] / smaolach [smɯːl̪ˠəx] / smeòrach [smjɔːrəx] = thrush, mavis smeòrach-choitcheann = song thrush smólach mór = mistle thrush
Proto-Brythonic	*miyalx- = blackbird
Welsh (Cymraeg)	mwyalchen [muɨ̯ˈalχɛn / mui̯ˈalχɛn] = blackbird mwyalchen y mynydd = ring ouzel
Cornish (Kernewek)	molgh = thrush molgh dhu = blackbird molgh loos = song thrush molgh glas = mistle thrush molgh meneth = ring ouzel
Breton (Brezhoneg)	moualc’h / moualc’h zu = blackbird moualc’h-venez = ring ouzel

Etymology: from the Proto-Indo-European *h₂ems- (black, blackbird).

Old Irish (Goídelc)	lon [l͈on] = blackbird
Irish (Gaeilge)	lon / lon dubh = (Common / Eurasian) blackbird (Turdus merula), lon creige ring ouzel (Turdus torquatus)
Scottish Gaelic (Gàidhlig)	lon [l̪ˠɔn] / lòn-dubh [l̪ˠɔnˈduh] = blackbird, ouzel lon-monaidh = ring ouzel
Manx (Gaelg)	llondoo = blackbird lhonnag = (immature) blackbird lhon ny keylley = mistle thrush lhon fainnit / lhon ny greg = ring ouzel

Etymology: unknown

Proto-Celtic	traskl / trozdi = thrush
Old Irish (Goídelc)	truit = starling
Irish (Gaeilge)	truis = thrush
Scottish Gaelic (Gàidhlig)	druid [drɯdʲ] = starling, thrush
Manx (Gaelg)	treshlen = song thrush treshlen vooar = mistle thrush
Welsh (Cymraeg)	tresglen = (mistle) thrush tresglen y crawel = mistle thrush
Breton (Brezhoneg)	drask(l) = thrush drask-su = song thrush drask-rouee = mistle thrush

Etymology: from the Proto-Indo-European *trozdo- (thrush).

Other Welsh words for blackbird include aderyn du (“black bird”), and pigfelyn (“yellow beak”).

A song thrush in Welsh is y fronfraith (“the speckled breast”), crecer, bronfraith y grug, aderyn bronfraith or bronfraith fawr.

Here’s a tune I wrote called The Blackbird’s Tail / Cynffon yr Aderyn Du:

Simon Ager · The Blackbird’s Tail / Cynffon yr Aderyn Du

Sources: Wiktionary, Am Faclair Beag, MacBain’s Dictionary, In Dúil Bélrai English – Old-Irish Glossary, teanglann.ie, On-Line Manx Dictionary, Geiriadur Prifysgol Cymru, Gerlyver Kernewek, Dictionnaire Favereau, TermOfis

Ducks

12th September 2020 By Simon

Words for ducks in Celtic languages.

Old Irish (Goídelc)	*lachu [ˈl͈axu] = duck
Irish (Gaeilge)	lacha [ˈl̪ˠaxə] = duck lacha bhreac / lacha chriosrua / seil lacha = shelduck (Tadorna tadorna) iolar mara / coirneach / mallard = mallard (Anas platyrhynchos)
Scottish Gaelic (Gàidhlig)	lach [l̪ˠax] = (wild) duck crà-ghèadh / cràighiadh / crà-eun = shelduck lach-Mhoire / lach-riabhach = mallard
Manx (Gaelg)	laagh = duck, wild goose laagh chryss-ruy = shelduck laagh voirrey / mallard = mallard

Etymology: possibly from the same Proto-Indo-European root as the Lithuanian word lak (to fly).

Irish (Gaeilge)	tonóg = duck; dumpy little woman
Scottish Gaelic (Gàidhlig)	tunnag [ˈtʰun̪ˠak] = duck tunnag-mhonaidh / tunnag-fhiadhaich = mallard
Manx (Gaelg)	thunnag = duck thunnag vreck = shelduck

Etymology: unknown

Proto-Celtic	*awis = bird (?)
Irish (Gaeilge)	aí / ai / aoi = swan
Scottish Gaelic (Gàidhlig)	ai = swan
Proto-Brythonic	*(s)awyetos = duck (?)
Middle Welsh (Kymraec)	hwyat / hwyeit = duck
Welsh (Cymraeg)	hwyad(en) [ˈhʊɨ̯.ad / ˈhʊi̯.ad] = (female) duck hwyaden yr eithin / hwayaden fraith = shelduck hwyaden wyllt / meilad = mallard
Old Cornish	hoet = duck
Cornish (Kernewek)	hos = duck hos eythyn = shelduck hos gwyls / mallart = mallard
Breton (Brezhoneg)	houad = duck tadorn toveel = shelduck houad-korz = mallard

Etymology: from the Proto-Indo-European *h₂éwis (bird) [source], which is also the root of such English words as avian, aviary, aviation and aviator, via the Latin avis (bird).

The species of ducks included here are found in Celtic-speaking lands. Other types of ducks are available.

Gulls

15th August 202015th February 2025 By Simon

Celtic words for (sea)gull, seabirds of the genus Larus or of the family Laridae.

Words marked with a * are reconstructions.

Proto-Celtic	wailannā / voilenno- = seagull
Old Irish (Goídelc)	faílenn, foílenn = seagull
Irish (Gaeilge)	faoileán, faoileog = gull, seagull faoileán bán = common gull (Larus canus) faoileán ceanndubh, faoileán an chaipín = black-headed gull (Chroicocephalus ridibundus) faoileán droma duibh = greater black-backed gull (Larus marinus) foillan scadán = (Larus argentatus)
Scottish Gaelic (Gàidhlig)	faoileann [fɯːlən̪ˠ], faoileag [fɯːlag] = gull, seagull, common gull faoileann-bheag = common gull faoileann-dubh = black-headed gull faoileann a’ chinn dhuibh = greater black-backed gull faoileann-mhór = herring gull
Manx (Gaelg)	foillan, foilleig, fooilleig = gull, seagull foillan bane = common gull foillan kione doo = black-headed gull foillan saggyrt = greater black-backed gull foillan skeddan = herring gull
Proto-Brythonic	*gwuɨlann = seagull
Middle Welsh (Kymraec)	gwylan = seagull
Welsh (Cymraeg)	gwylan [ˈɡʊɨ̯lan / ˈɡʊi̯lan] = sea-gull, sea-mew; fair maiden; glutton gwylan gyffredin = common gull gwylan goes goch / gwylan benddu = black-headed gull gwylan gefnddu = greater black-backed gull gwylan y penwaig = herring gull
Old Cornish	guilan = seagull
Cornish (Kernewek)	golan [ˈɡoːlan / ˈɡʊlɐn] = gull, seagull gwylan gemyn = common gull skraw / skrawik / scraw = black-headed gull gwylan keyn du = greater black-backed gull gwylan hern = herring gull
Old Breton	guilann = seagull
Middle Breton	goelann = seagull
Breton (Brezhoneg)	gouelan [ˈɡweːlãn] = seagull gouelan loue = common gull gouelanig maskl du = black-headed gull gouelan bras = greater black-backed gull gouelan gris = herring gull

Etymology: thought to be from the Proto-Indo-European *wáy (oh! ah! woe! alas!), possibly related to *waylos (howler, wolf) [source].

The English word gull comes from the Middle English gulle (gull, water bird) and is thought to have been borrowed from a Brythonic language (Welsh or Cornish) [source].

The French word goéland (gull, herring gull) comes from the Breton gouelan [source].

Note: the types of gulls mentioned here are commonly seen in Celtic-speaking areas. Other gulls are available.

Here’s a song I wrote in Manx and English about seagulls and their love of chips: Spollagyn son tey / Chips for tea

Simon Ager · Spollagyn son tey / Chips for tea

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, Dictionnaires bilingues de Francis Favereau / Edition Skol Vreizh, TermOfis

Swallows

9th August 202023rd August 2020 By Simon

Words for swallows, swifts and martins in Celtic languages.

Proto-Celtic	*wesnālā = swallow
Old Irish (Goídelc)	ainnel, fannall = swallow
Middle Irish (Gaoidhealg)	áilleóc, fainleóc = swallow
Irish (Gaeilge)	fáinleog, áinleóg = swallow
Scottish Gaelic (Gàidhlig)	(f)ainnleag [(f)ãĩn̪ʲl̪ʲag] = swallow, martin, storm(y) petrel
Proto-Brythonic	*gwennọl = swallow
Old Welsh	guennol = swallow
Middle Welsh (Kymraec)	gwennawl = swallow
Welsh (Cymraeg)	gwennol [ˈɡwɛnɔl] = swallow, martin; weaver’s shuttle
Cornish (Kernewek)	gwennol = swallow
Old Breton	guennol = swallow
Middle Breton	guennel = swallow
Breton (Brezhoneg)	gwennel = swallow

Etymology: from the Proto-Indo-European *wós-r̥/*wés-n̥s (spring) [source].

Irish (Gaeilge)	gabhlán = martin gabhlán-binne = house martin (delichon urbicum)) gabhlán gainimh = sand martin (riparia riparia) gabhlán gaoithe = swift (apus apus)
Scottish Gaelic (Gàidhlig)	gòbhlan [gɔːl̪ˠan] = swallow, martin; prong, small fork gòbhlan-gaoithe [goːl̪ˠan’gɤjə] = barn swallow (hirundo rustica) gòbhlan-gainmhich [goːl̪ˠan gɛnɛvɪç] = sand martin, bank swallow gòbhlan-dubh [goːl̪ˠan du] = (common) swift gòbhlan-mara [goːl̪ˠan marə] = storm(y) petrel (hydrobatidae)
Manx (Gaelg)	gollan = swift, martin; fork gollan geayee = swallow gollan gheinnee = sand martin gollan mooar = swift gollan thie = house martin

Etymology: from the Old Irish gabul (fork, forked branch), from the Proto-Celtic *gablā (fork, branch, gallows), from the Proto-Indo-European *gʰeh₁bʰ- (to grab, take) [source].

Words marked with a * are reconstructions.

Here’s a tune I wrote called The Swallow / Y Wennol:

Simon Ager · The Swallow / Y Wennol

Herons

19th July 202016th August 2025 By Simon

Words for heron and related creatures in Celtic languages.

Words marked with a * are reconstructions.

Proto-Celtic	korxsā / korxsiyos = heron, crane
Celtiberian	*cárcia = heron
Gaulish	curcio- = heron
Old Irish (Goídelc)	corr = crane, heron, stork, crane
Middle Irish (Gaoidhealg)	corr = (grey) heron, stork, crane, leg-necked person
Irish (Gaeilge)	corr [kəuɾˠ] = (grey) heron, stork, crane, leg-necked person
Scottish Gaelic (Gàidhlig)	corra [kɔr̪ˠə] = heron, stork, crane
Manx (Gaelg)	coar = heron, stork, crane
Proto-Brythonic	*krɨxɨð = heron
Middle Welsh (Kymraec)	crychyd, krechydd, crechydd = heron
Welsh (Cymraeg)	crychydd [ˈkrəχɨ̞ð / ˈkrəχɪð] = heron
Old Cornish	cherhit = heron
Middle Cornish (Cernewec)	cerhidh = heron
Cornish (Kernewek)	kerghydh = heron
Old Breton	corcid = heron
Middle Breton (Brezonec)	quercheiz, querch-eïz, querc’heiz, qarc’hleyz kerc’heiz = heron
Breton (Brezhoneg)	kercʼheiz [kɛrˈɣɛjs] = heron

Etymology: possibly from Proto-Indo-European *(s)kreik- / *(s)kreig- (to screech, creak), which is imitative in origin [source]. Words for heron in Galician & Spanish (garza) and Portuguese (garça), probably come from the Celtiberian root [source].

Words from the same PIE root may include reiger (heron) in Dutch, Reiher (heron) in German, häger (heron) in Swedish, heron and egret in English, and haikara (heron, stork) in Finnish [source].

Gaulish	crehyr = heron
Proto-Brythonic	*krexVr = heron
Middle Welsh (Kymraec)	crehyr, creir, cr(e)yr = heron
Welsh (Cymraeg)	crëyr [ˈkrɛ.ɨ̞r / kreː.ɪr] = heron
Middle Breton (Brezonec)	querhair = heron

Etymology: possibly from the Proto-Indo-European *(s)ḱrey- (to scream, screech) [source].

Proto-Celtic	*garanos = crane
Gaulish	garanus = crane
Proto-Brythonic	*garan = crane, heron
Middle Welsh (Kymraec)	caran, garan = crane, heron
Welsh (Cymraeg)	garan [ˈɡaran] = crane, heron
Old Cornish	garan = crane
Middle Cornish (Cernewec)	garan = crane
Cornish (Kernewek)	garan = crane
Old Breton (Brethonoc)	garan = crane
Middle Breton (Brezonec)	garan = crane
Breton (Brezhoneg)	garan [ˈɡɑː.rãn] = crane (bird, tool), groove, gallery garanadur = grooving garanan = to groove

Etymology: from Proto-Indo-European *gérh₂n-o-s, from *gerh₂- (crane, to cry hoarsely) [source]. Words from the same roots include crack, croon, crow and possibly grouse in English, kraai (crow) in Dutch, Krähe (crow) in German [source].

Cockerels / Roosters

21st June 202014th June 2022 By Simon

Words for cockerel / rooster in Celtic languages.

Proto-Celtic	*kalyākos = cockerel, rooster
Old Irish (Goídelc)	cailech [ˈkalʲex] = cockerel, rooster
Irish (Gaeilge)	coileach [ˈkalʲex / ˈkɛlʲəx / ˈkɛlʲax] = cockerel, rooster
Scottish Gaelic (Gàidhlig)	coileach [ˈkɤləx] = cockerel, rooster; male bird of any species; male lobster; coilich = cockerels, etc; eddies, rapids, white water
Manx (Gaelg)	kellagh = cock(erel), cock (of anchor), rooster, cock bird
Proto-Brythonic	*kėljọg [ke̝lˈjɔːɡ] = cockerel, rooster
Middle Welsh (Kymraec)	keylyauc, keilyawc = cockerel, rooster
Welsh (Cymraeg)	ceiliog [ˈkei̯ljɔɡ / ˈkei̯ljɔɡ] = cock(erel); plucky person; weather-cock; cock of gun; water-cock; clevis of a plough, plough-cock; snack taken by quarrymen to their work
Old Cornish	chelioc = cockerel, rooster
Middle Cornish	kullyek = cockerel, rooster
Cornish (Kernewek)	kulyek = cockerel, rooster
Middle Breton	kilhog = cockerel, rooster
Breton (Brezhoneg)	kilhog [ˈkiljok] = cockerel, rooster

Etymology: from the Proto-Indo-European *kerkos [source].

Words marked with a * are reconstructions.

Crows and Ravens

9th June 202016th June 2020 By Simon

Words for crow and raven in Celtic languages.

Proto-Celtic	*branos = crow, raven
Gaulish	Branodūnon = place name
Primitive Irish	ᚁᚏᚐᚅᚐ brana = crow, raven
Old Irish (Goídelc)	bran [bran] = crow, raven
Irish (Gaeilge)	bran = raven
Scottish Gaelic (Gàidhlig)	bran [bran] = raven (corvus corax)
Proto-Brythonic	*bran = crow, raven
Welsh (Cymraeg)	brân [braːn] = crow, rook, raven; warrior; crowbar branos = little crows, young crows; warriors cigfran = raven
Cornish (Kernewek)	bran [bɹæːn] = crow branvras = raven
Breton (Brezhoneg)	bran = raven, crow

Etymology: from the Proto-Indo-European *werneh₂- (crow), from *wer- (to burn) [source].

Old Irish (Goídelc)	fennóc = a scald; royston crow (hooded crow)
Irish (Gaeilge)	feannóg = (hooded) crow (corvus cornix)
Scottish Gaelic (Gàidhlig)	feannag [fjan̪ˠag] = crow, rook
Manx (Gaelg)	fannag = crow, crake

Etymology: unknown [source].

Proto-Celtic	*wesākos = raven, grebe
Old Irish (Goídelc)	fiach, fíach [fʲi.əx] = raven
Irish (Gaeilge)	fiach [ˈfʲiəx] = raven
Scottish Gaelic (Gàidhlig)	fitheach [fi.əx] = raven
Manx (Gaelg)	feeagh = crake, raven
Welsh (Cymraeg)	gwyach [ɡʊɨ̯.aχ /ɡʊi̯.aχ] = grebe

Etymology: possibly from the Proto-Celtic *wes- (to feed, feast) [source].

Words marked with a * are reconstructions.

Birds and Larks

6th June 20206th June 2020 By Simon

Words for bird and (sky)lark in Celtic languages.

Proto-Celtic	*ɸetnos = bird
Gaulish	Etnosus = bird(?)
Old Irish (Goídelc)	én [eːn] = bird
Irish (Gaeilge)	éan [eːnˠ] = bird, young bird, chick
Scottish Gaelic (Gàidhlig)	eun [ian] = bird, fowl, chicken
Manx (Gaelg)	eean [jiːən] = chick, fowl, young (of birds); juvenile, cheeky child, brat
Proto-Brythonic	edn = bird
Old Welsh	atar = birds
Middle Welsh (Kymraec)	edn [ˈɛdn] = bird
Welsh (Cymraeg)	edn [ˈɛdn] = bird, fowl, fly, bee adar [ˈadar] = birds aderyn [aˈdɛrɨ̞n / aˈdeːrɪn] = bird
Old Cornish	hethen = bird
Cornish (Kernewek)	edhen = bird
Middle Breton	ezn = bird
Breton (Brezhoneg)	evn = bird

Etymology: from the Proto-Indo-European *péth₂r̥ (wind, feather), which is also the root of the English word feather [source].

Breton (Brezhoneg)	labous = bird

Etymology: unknown

Old Irish (Goídelc)	uiseóc = lark
Middle Irish (Gaoidhealg)	(f)uiseóg = lark, skylark
Irish (Gaeilge)	fuiseog = lark, skylark
Scottish Gaelic (Gàidhlig)	uiseag [ɯʃag] = lark, skylark
Manx (Gaelg)	ushag [ˈoʒaɡ] = bird, shuttlecock

Etymology: unknown

Proto-Celtic	*alaudā = bird
Gaulish	*alauda [ˈa.lau.daː] = skylark

Etymology: unknown. Also the root of the Latin alauda (lark, skylark), and words for (sky)lark in Romance languages, such as the French alouette, the Spanish alondra and the Italian allodola [source].

Welsh (Cymraeg)	ehedydd [ɛˈhɛdɨ̞ð / ɛˈheːdɪð] = lark, skylark; flier, one that flies, bird or fowl
Old Cornish	evidit = lark, skylark
Middle Breton	ehuedez = lark, skylark

Etymology (Welsh): from ehedeg (to fly) and -ydd (-er) [source].

Cornish (Kernewek)	ahwesydh = lark, skylark
Breton (Brezhoneg)	alc’hweder = lark, skylark

Etymology: unknown

Words marked with a * are reconstructions.

Hound Dogs

28th May 202022nd May 2022 By Simon

Words for dog in Celtic languages.

Proto-Celtic	*kū = dog, wolf
Gaulish	cuna = dog
Primitive Irish	ᚉᚒᚅᚐ (cuna) = hound, wolf
Old Irish (Goídelc)	cú [kuː] = dog
Irish (Gaeilge)	cú [kuː] = dog, hound, greyhound; wolf; hero, champion
Scottish Gaelic (Gàidhlig)	cù [kuː] = dog, canine
Manx (Gaelg)	coo [kuː] = dog, cur, hound, wolf-dog
Proto-Brythonic	ki [kiː] = dog
Middle Welsh (Kymraec)	ci / ki = dog
Welsh (Cymraeg)	ci [kiː] = dog, hound, cur
Old Cornish	ci = dog
Cornish (Kernewek)	ki [kiː] = dog
Middle Breton	ci / qui = dog
Breton (Brezhoneg)	ki [kiː] = dog

Etymology: from the Proto-Indo-European *ḱwṓ (dog), which is also the root of the English words hound and canine [source].

Old Irish (Goídelc)	madrad, matrad = dog
Middle Irish (Gaoidhealg)	matad = common dog, cur
Irish (Gaeilge)	madra [ˈmˠad̪ˠɾˠə] / madadh [ˈmˠad̪ˠə / ˈmˠad̪ˠu] = dog, cur
Scottish Gaelic (Gàidhlig)	madadh [madəɣ] = dog, mastiff
Manx (Gaelg)	moddey [ˈmɔːðə] = dog, tyke
Welsh (Cymraeg)	madyn / madog = fox

Etymology: unknown

Old Irish (Goídelc)	gagar [ɡaɣər] = beagle, hunting dog
Middle Irish (Gaoidhealg)	gadar = beagle, hunting dog
Irish (Gaeilge)	gadhar [ɡəiɾˠ] = (hunting) dog, harrier, beagle, cur
Scottish Gaelic (Gàidhlig)	gadhar [gɤ.ər] = lurcher, mastiff, greyhound

Etymology: from the Old Norse gagarr [source].

Proto-Celtic	*kulēnos = whelp
Old Irish (Goídelc)	cuilén [ˈkulʲeːn] = puppy, cub, kitten
Irish (Gaeilge)	coiléan [kɪˈlʲaːn̪ˠ] = pup, cub, whelp; youth, scion; trickster
Scottish Gaelic (Gàidhlig)	cuilean [kulan] = puppy, whelp; cub; seal pup; darling, dear; short/small bone
Manx (Gaelg)	quallian = puppy
Welsh (Cymraeg)	colwyn [kiː] = whelp, puppy, cub; lap-dog; spaniel
Old Cornish	coloin = puppy
Cornish (Kernewek)	kolen [ˈkɔlɪn] = puppy, cub
Breton (Brezhoneg)	kolen = puppy, fawn, rabbit

Etymology: unknown

Old Irish (Goídelc)	cana [ˈkana] = cub, puppy
Middle Irish (Gaoidhealg)	cana [ˈkana] = cub, puppy
Irish (Gaeilge)	cana [ˈkanˠə] = cub, whelp; bardic poet of fourth order
Scottish Gaelic (Gàidhlig)	cana [kanə] = puppy, whelp
Welsh (Cymraeg)	cenau / cenaw = cub, whelp, puppy, kitten; son, descendant, scion, young warrior; knave, imp, rascal; catkin, cat’s tail

Etymology: possibly from the Latin canis (dog), from the Proto-Indo-European *ḱwṓ (dog) [source], or from the Proto-Celtic *kanawo (young animal).

Words marked with a * are reconstructions.

Foxes

23rd May 202024th May 2020 By Simon

Words for fox in Celtic languages.

Old Irish (Goídelc)	sinnach / sindach = fox
Irish (Gaeilge)	sionnach [ˈʃɪn̪ˠəx / ʃɪˈn̪ˠɑx / ˈʃɪn̪ˠax] = fox
Scottish Gaelic (Gàidhlig)	sionnach [ˈʃun̪ˠəx] / seannach [ˈʃan̪ˠəx] = fox, bagpipe reed
Manx (Gaelg)	shynnagh = fox

Etymology: unknown

Irish (Gaeilge)	madra rua [madəɣ ‘r̪ˠuəɣ] = fox, red fox
Scottish Gaelic (Gàidhlig)	madadh-ruadh [madəɣ ‘r̪ˠuəɣ] = fox, red fox

Etymology: from the Old Irish madrad (dog) and the rúad (red) [source].

Scottish Gaelic (Gàidhlig)	balgair [bal̪ˠagɛrʲ] = fox

Etymology: unknown.

Proto-Celtic	*loɸernos = fox
Gaulish	*louernos = fox
Old Irish (Goídelc)	loarn = fox
Proto-Brythonic	llowern = fox
Old Welsh	louern = fox
Middle Welsh (Kymraec)	llewyrn = fox
Welsh (Cymraeg)	llewyrn = foxes
Old Cornish	louuern = fox
Cornish (Kernewek)	lowarn = fox
Old Breton	louuern = fox
Middle Breton	louarn = fox
Breton (Brezhoneg)	louarn [ˈluː.aʁn] / luhern = fox

Etymology: from Proto-Indo-European *h₂wlop- (fox) [source].

Welsh (Cymraeg)	llwynog [ˈɬʊɨ̯nɔɡ] = fox, a cunning, craft or willy person, bundle llwynoges = vixen, female fox llwynogyn = little fox

Etymology: from llwyn (bush, shrub, brake, thicket, copse, grove, arbour, woods, forest) and the suffix -og, from Latin lignum (firewood, tree), Proto-Indo-European *leǵ-no- (that which is collected) [source].

Welsh (Cymraeg)	cadno [ˈkadnɔ] = fox; craft person, foxy, deceptive day; bundle of straw used for constructing an air passage in a stack of corn not well-seasoned; skid, scotch, trigger cadnawes = vixen, female fox

Etymology: probably from the personal name Cadno, from cad (battle), from the Proto-Celtic *katus (battle), from the Proto-Indo-European *kéh₃tus (fight); and the suffix -no, from the Proto-Celtic *gnāw- (knowing) [source].

Words marked with a * are reconstructions.

Celtiadur

Exploring connections between Celtic languages

Category: Proto-Brythonic

Blackbirds

Ducks

Gulls

Swallows

Herons

Cockerels / Roosters

Crows and Ravens

Birds and Larks

Hound Dogs

Foxes