Blue / Green / Grey

Words for blue / green / grey in Celtic languages.

Proto-Celtic *glastos = green, blue
Gaulish *glastom = green, blue
Old Irish (Goídelc) glas [ɡlas] = green, greenish (esp of growing things); blue, green-blue, grey-blue; metallic (colour); ice/frost colour; grey; wan (complexion); bluish, livid, discolored; faded
Irish (Gaeilge) glas [ɡlˠasˠ] = green (grass, politics); grey (horses, cloth, eyes); blue; grey; pale pallid; immature, unseasoned; raw inexperienced
Scottish Gaelic (Gàidhlig) glas [gl̪ˠas] = grey-green; pale, wan, sallow; green, unripe
Manx (Gaelg) glass = green (of nature), verdant, soft, pale, pasty, ashen (colour), grey (of animal), raw, unfledged, sappy, callow (of youth)
Proto-Brythonic *glas = green, blue
Welsh (Cymraeg) glas [ɡlaːs] = blue, azure, sky-blue, greenish blue, sea-green; green, grass-coloured, bluish green, verdant; unripe (of fruit); greyish-blue, slate-coloured, livid, pallid, pale; grey; silver
Cornish (Kernewek) glas [gla:z /glæ:z] = blue, grey, green
Breton (Brezhoneg) glas = blue, green (nature), grey (horse), raw & salty, fresh, bitter, pale

A view from Roman Camp / Golygfa o Roman Camp
Words marked with a * are reconstructions.

From Proto-Indo-European *ǵʰl̥h₃stós, from *ǵʰelh₃- (green, yellow)

Sources: Wiktionary, Am Faclair Beag, Online Manx Dictionary,, Geiriadur Prifysgol Cymru, Gerlyver Kernewek, Dictionnaire Favereau

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