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Definition 2025

peaca

peaca

Irish

Noun

peaca m ‎(genitive singular peaca, nominative plural peacaí)

sin

Declension

Declension of peaca

Fourth declension

Bare forms

Case	Singular	Plural
Nominative	peaca	peacaí
Vocative	a pheaca	a pheacaí
Genitive	peaca	peacaí
Dative	peaca	peacaí

Forms with the definite article

Case	Singular	Plural
Nominative	an peaca	na peacaí
Genitive	an pheaca	na bpeacaí
Dative	leis an bpeaca don pheaca	leis na peacaí

Derived terms

Terms derived from peaca

peaca an tsinsir m ‎(“original sin”)
peaca an uabhair m ‎(“the sin of pride”)
peacach ‎(“sinful”, adj)

peacach m ‎(“sinner”)
peacaigh ‎(“sin”, verb)

peaca marfa m, peaca marfach m ‎(“mortal sin”)
peacúil, peacúlach ‎(“sinful”, adj)

Mutation

Irish mutation
Radical	Lenition	Eclipsis
peaca	pheaca	bpeaca
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.

References

"peaca" in Foclóir Gaeilge-Béarla, An Gúm, 1977, by Niall Ó Dónaill.
“pec(c)ad” in Dictionary of the Irish Language, Royal Irish Academy, 1913–76.