dea-

See also: Appendix:Variations of "dea"

Irish

Alternative forms

deagh- (superseded)
deá- (Cois Fharraige)

Etymology

From Old Irish dag- (“good”), from Proto-Celtic *dagos (“good”) (compare Welsh da).

Pronunciation

(Aran) IPA^(key): /dʲa/
(Ulster) IPA^(key): /dʲeː/^[1]

Prefix

dea-

good, well-
Synonyms: deas, maith

Derived terms

Irish terms prefixed with dea-

dea-bhriathrach

dea-ghníomhaíocht

Mutation

Mutated forms of *dea-*
radical	lenition	eclipsis
dea-	dhea-	ndea-

Note: Certain mutated forms of some words can never occur in standard Modern Irish.
All possible mutated forms are displayed for convenience.

References

^ Quiggin, E. C. (1906) A Dialect of Donegal, Cambridge University Press, page 37

Further reading

Ó Dónaill, Niall (1977) “dea-”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN
Gregory Toner, Sharon Arbuthnot, Máire Ní Mhaonaigh, Marie-Luise Theuerkauf, Dagmar Wodtko, editors (2019), “1 deg-”, in eDIL: Electronic Dictionary of the Irish Language
Finck, F. N. (1899) Die araner mundart [The Aran Dialect] (in German), Zweiter Band: Wörterbuch [Second volume: Dictionary], Marburg: Elwert’sche Verlagsbuchhandlung, page 75
“dea-”, in New English-Irish Dictionary, Foras na Gaeilge, 2013–2025