From Old Irish pecthach, peccach, pecach (“sinful, committing sin; sinner”), from peccad, pecad (“sin”) (modern peaca).
peacach (genitive singular masculine peacaigh, genitive singular feminine peacaí, plural peacacha, comparative peacaí)
| Singular | Plural (m/f) | |||
|---|---|---|---|---|
| Positive | Masculine | Feminine | (strong noun) | (weak noun) |
| Nominative | peacach | pheacach | peacacha; pheacacha² | |
| Vocative | pheacaigh | peacacha | ||
| Genitive | peacaí | peacacha | peacach | |
| Dative | peacach; pheacach¹ |
pheacach; pheacaigh (archaic) |
peacacha; pheacacha² | |
| Comparative | níos peacaí | |||
| Superlative | is peacaí | |||
¹ When the preceding noun is lenited and governed by the definite article.
² When the preceding noun ends in a slender consonant.
peacach m (genitive singular peacaigh, nominative plural peacaigh)
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Bare forms:
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Forms with the definite article:
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| Irish mutation | ||
|---|---|---|
| Radical | Lenition | Eclipsis |
| peacach | pheacach | bpeacach |
| Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs. | ||
From Old Irish pecthach, peccach, pecach (“sinful, committing sin; sinner”), from peccad, pecad (“sin”).
peacach m (genitive singular peacaich, plural peacaich)
peacach
| Scottish Gaelic mutation | |
|---|---|
| Radical | Lenition |
| peacach | pheacach |
| Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs. | |