Really True

Words for true and related words, in Celtic languages.

Creu Gwir fel gwydr o ffwrnais awen

Proto-Celtic *wīros = true
*wīrjā-/wīrjānjā- = truth
*wīrjāno- = truthful, just
Old Irish (Goídelc) fír [fʲiːr] = true, truth
fír fer = fair play
fír flatha = just rule
fír nDé = ordeal (true)
Irish (Gaeilge) fíor [fʲiːɾˠ] = true, real, intense, very, ultra; noble
fíoraigh = to verify
fíoreolas = real knowledge
fíorfhuil = pure, noble, blood
fíorga = righteous
fíorgacht = righteousness
fíorghrá = true love
Scottish Gaelic (Gàidhlig) fìor [fiər] = true, veritable; genuine, real, actual, authentic
fìreanta [fiːrʲən̪ˠdə] = true, just, righteous
fìrinn [fiːrʲɪn̪ʲ] = truth, verity, fact, reality; the Gospel
fìrinneach [fiːrʲɪn̪ʲəx] = true, truthful, factual, real, just, honest
fìrinnich, fìreanaich = to verify, justify, exonerate
fìorghlan = chaste, immaculate, pure
fìor-riochdail = realistic
fìor-uisge = springwater, freshwater
Manx (Gaelg) feer = very, exceptionally, true, real, authentic, regular
feeraghey, feerey, firrinaghey = to verity, affirm
feeraghey, firrinaghey = to authenticate, authentication, certify, confirm
feerid = truth, reality, simplicity, veracity, authenticity
feer ushtey = fresh water
firrinagh = authentic, candid, devout, faithful, honest, real
Proto-Brythonic *gwir [ˈɡwiːr] = true
Middle Welsh (Kymraec) gwir, guir, gvir = true
Welsh (Cymraeg) gwir [ɡwiːr] = true, certain, genuine, real, very, right, sure
gwiriad = confirmation, verification, proof, check, assertion
gwir(i)af, gwir(i)o = to prove right or correct, confirm, verify
gwiriant = confirmation, verification
gwirion = pure, sinless, blameless, chaste, true, faithful; weak-minded, silly, daft, foolish, unwise; simpleton, fool, idiot
gwir(i)edig = verified, checked, proved, attested, confirmed
gwiriedigol = positive, certain
gwir golau = Right Honourable
Gwir Anrhydeddus = the plain/naked/honest truth
yn wir = in truth, indeed, verily
cael y gwir = to get justice, get one’s due
Old Cornish guir = true
Middle Cornish gwyr, guyr = true
Cornish (Kernewek) gwir = true, genuine, real, right, actual; authentic
gwiryonedh, gwrionedh = truth
gwiryon = truthful
gwirvos = reality
gwirya, gwirhe = to verify
gwir-pryntya = copyright
y’n gwir = really
yn hwir, dhe wir = truly, really
Old Breton gwuir = true
Breton (Brezhoneg) gwir [ɡwiʁ] = right, true, correct; truth
gwiriañ = to verify
gwirionez = truth
gwirvoud = reality
e(n) gwir = really

Etmology: possibly from the Proto-Indo-European *weh₁ros (true) from *weh₁- (true). English words such as verdict, verity, very and warlock come from the same root [source].

Words marked with a * are reconstructions.

Sources: Wiktionary, Am Faclair Beag, Online Manx Dictionary,, 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)

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