Words for mountain and related words in Celtic languages.
| Proto-Celtic | *slēbos = mountain, slope |
|---|---|
| Old Irish (Goídelc) | sliab [sʲl͈ʲiːa̯v] = mountain, mountain range; moor |
| Irish (Gaeilge) | sliabh [ʃlʲiəvˠ / ʃl̠ʲiəvˠ / ʃl̠ʲiəw] = mountain, moor, moorland |
| Scottish Gaelic (Gàidhlig) | sliabh [ʃl͈ʲiəv] = hillside, slope, mountain |
| Manx (Gaelg) | slieau [slʲuː / ʃlʲuː] = mountain, fell, hillside, moor, berg |
| Proto-Celtic | *moniyos = mountain |
|---|---|
| Pictish | monid = mountain |
| Middle Irish (Gaoidhealg) | moned, monad = mountain |
| Scottish Gaelic (Gàidhlig) | monadh [mɔnəɣ] = mountain (covered with moors), high-lying moorland; expanse of heather |
| Manx (Gaelg) | muyne = mountain |
| Proto-Brythonic | *mönɨð = mountain |
| Middle Welsh (Kymraec) | mynyð [ˈmənɨð] = mountain |
| Welsh (Cymraeg) | mynydd [ˈmənɨ̞ð / ˈmənɪð] = mountain, (large) hill, large pile, great amount; common, unenclosed land, mountain land, moorland; agricultural land; plain |
| Old Cornish | menit = mountain |
| Cornish (Kernewek) | menydh [‘mɛnɪð] = mountain, hill, uphill |
| Old Breton | monid = mountain |
| Breton (Brezhoneg) | menez = mount, mountain |
Etymology: from the Proto-Indo-European *men- (to tower, stand out) [source], which is also the root of English words such as mount, mountain, prominent and eminent [source].
Words marked with a * are reconstructions.
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
