Singular
NOMINATIVE
rinnfheifeach (MASC.)
rinnfheifeach (FEM.)
GENITIVE
rinnfheifigh (MASC.)
rinnfheifí (FEM.)
Plural
NOMINATIVE
rinnfheifeacha
GENITIVE
rinnfheifeacha (STRONG PLURALS)
rinnfheifeach (WEAK PLURALS)
Other forms
COMPARATIVE
níos rinnfheifí
▪ní ba rinnfheifí
SUPERLATIVE
is rinnfheifí
▪ba rinnfheifí