Ashen Embers

Words for ash, embers, cinders and related things in Celtic languages.

Embers

Words marked with a * are reconstructions.

Proto-Celtic *loutus, *loutwos, *loutwis = ash (from a fire)
Old Irish (Goídelc) lúaith = ashes, dust
lúaithred = ashes, dust
Middle Irish (Gaoidhealg) lúaith, luaith = ashes, dust
lúaithne, luaithne = speck of ash
lúaithred, luaithred = ashes, dust
lúaithreda, luaitherda = dusty
lúaithremail = ashen
lúaithremán = creature of dust
Irish (Gaeilge) luaith [l̪ˠuə(ç) / l̪ˠui̯] = ashes
luaitheartha = ashen, dusty
luaithghríosach = hot ashes
luaithreach = ashes, dust
luaithreadán = ashtray
luaithreamhán = ashes, heap of ashes
luaithrigh = sprinkle with ashes
luaithriúil = ashy, ashen
Céadaoin an Luaithrigh = Ash Wednesday
Scottish Gaelic (Gàidhlig) luath [ˈl̪ˠuə] = ash(es)
luaithre [ˈl̪ˠuərʲə] = ash(es), dust
luaithreach [ˈl̪ˠuərʲɪç] = ash(es), dust
luaithreachadh = (act of) turning to ash
luaithreadh = (act of) throwing ashes, turning to dust/ash(es), ash(es), dust
luaithrich = turn to ash!
Manx (Gaelg) leoie [ləːi̯] = ash, dross
leoireydane = ashtray
lorgaghey, shlig-leoie = to drive (on/along), to urge on, urging
leoieagh = ashy
leoiragh = ashy, dusty
Proto-Brythonic *llʉdw = ash(es) (?)
Middle Welsh (Kymraec) lludu, llvdw, lludw, llutw, llytw = ash(es), cinders, embers
lludwaw, llutwaw = to reduce to ashes, burn down, incinerate
Welsh (Cymraeg) llwdw, lludu [ˈɬɨ̞dʊ / ˈɬiːdu] = ash(es), cinders, embers, lava, ruins or remains, shattered hopes
llwdwo, lludio = to reduce to ashes, burn down, incinerate
llwdwog = full of ashes or embers, ashy
llwdwol = ash-like, tending to reduce to ashes
llwdw du coal dust
llwdw sebonog = potash
Middle Cornish (Cernewec) lusow, losow, lidzhu = ashes, or the remains of anything burnt
Cornish (Kernewek) lusu = ash (from a fire)
lusuegyn, lujuegyn = ashtray
lusuen, lujuen = ember, piece of ash
Middle Breton (Brezonec) ludu = ash
Breton (Brezhoneg) ludu [ˈlyːdy] = ash, fertilizer
ludua = to buy / look for ash
luduan, luduañ = to incinerate
ludueg = ashtray, homebody
luduek = covered in ash, ashen
luduenn = Cinderella
luduer = incinerator, ash merchant
luduet = reduced to ashes

Etymology: uncertain, possibly from from Proto-Indo-European *lewh₃- (to wash), or from PIE *lew- (dirt) [source]

Old Irish (Goídelc) smál, smól, smúal = ashes, ember, live coal, blemish
Middle Irish (Gaoidhealg) smál, smól, smúal, smual = ember, glowing coal, fire, ashes, dross, blemish, taint
Irish (Gaeilge) smól = live coal, ember, smouldering fire; a burnt-out or charred object
smólachán = smouldering, charred, material
smóladán = snuffers, lamp-scissors
Scottish Gaelic (Gàidhlig) smal [smal̪ˠ] = blemish, stain, impurity, spot, speck, smudge
smòlach = ember, thrush

Etymology: uncertain [source], possibly from Proto-Indo-European *melh₂- (to grind, crush). Words from the same roots in include melde (to announce, report, notify), молния (lightning, zip(per)), and Mjǫllnir, Mjollnir (the hammer of the Norse god Thor) [source].

Old Irish (Goídelc) smúr = ashes, dust, dross, rust
Middle Irish (Gaoidhealg) smúr, smur = dust, dross, rust
Irish (Gaeilge) smúr [ˈsˠmˠuːɾˠ] = ash, dross, dust, rust, soot, grime
smúrabhán = soot, lampblack
smúrach = dusty, sooty, grimy
smúránta = dull, hazy (weather)
smúrlach = snout, dirty, grimy face
smúrlóg = grimy-faced girl, mudlark
Scottish Gaelic (Gàidhlig) smúr [smuːr] = dross, junk, rubbish, particle, blemish, drizzle
smúrach [smuːrəx] = dross, junk, rubbish, crumbs, drizzle
smúrag [smuːrag] = tiny particle, tiny bit
smúran [smuːran] = small particle, mote, an iota, tiny bit (of)
Manx (Gaelg) smarage = cinder, ember, live coal

Etymology: uncertain, possibly related to smother and smoulder in English, and smeulen (to smoulder) in Dutch [source], which all ultimately come from Proto-Indo-European *(s)meld- (to burn, smoulder, smoke; tar, pitch) [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