Singular
NOMINATIVE
failceach (MASC.)
fhailceach (FEM.)
GENITIVE
fhailcigh (MASC.)
failcí (FEM.)
Plural
NOMINATIVE
failceacha
fhailceacha (SLENDER CONSONANTS)
GENITIVE
failceacha (STRONG PLURALS)
failceach (WEAK PLURALS)
Other forms
COMPARATIVE
níos failcí
▪ní b'fhailcí
SUPERLATIVE
is failcí
▪ab fhailcí