From Old Irish ráthach (“possessing forts”). By surface analysis, ráth (“ring-fort, rath”) + -ach (adjective suffix).
ráthach (genitive singular masculine ráthaigh, genitive singular feminine ráthaí, plural ráthacha)
singular | plural (m/f) | |||
---|---|---|---|---|
Positive | masculine | feminine | (strong noun) | (weak noun) |
nominative | ráthach | ráthach | ráthacha; ráthacha2 | |
vocative | ráthaigh | ráthacha | ||
genitive | ráthaí | ráthacha | ráthach | |
dative | ráthach; ráthach1 |
ráthach; ráthaigh (archaic) |
ráthacha; ráthacha2 | |
Comparative | (not comparable) | |||
Superlative | (not comparable) |
1 When the preceding noun is lenited and governed by the definite article.
2 When the preceding noun ends in a slender consonant.