From Old Irish síansach (“melodious”). By surface analysis, siansa + -ach.
siansach (genitive singular masculine siansaigh, genitive singular feminine siansaí, plural siansacha, comparative siansaí)
singular | plural (m/f) | |||
---|---|---|---|---|
Positive | masculine | feminine | (strong noun) | (weak noun) |
nominative | siansach | shiansach | siansacha; shiansacha2 | |
vocative | shiansaigh | siansacha | ||
genitive | siansaí | siansacha | siansach | |
dative | siansach; shiansach1 |
shiansach; shiansaigh (archaic) |
siansacha; shiansacha2 | |
Comparative | níos siansaí | |||
Superlative | is siansaí |
1 When the preceding noun is lenited and governed by the definite article.
2 When the preceding noun ends in a slender consonant.
radical | lenition | eclipsis |
---|---|---|
siansach | shiansach after an, tsiansach |
not applicable |
Note: Certain mutated forms of some words can never occur in standard Modern Irish.
All possible mutated forms are displayed for convenience.