Singular
NOMINATIVE
péacógach (MASC.)
phéacógach (FEM.)
GENITIVE
phéacógaigh (MASC.)
péacógaí (FEM.)
Plural
NOMINATIVE
péacógacha
phéacógacha (SLENDER CONSONANTS)
GENITIVE
péacógacha (STRONG PLURALS)
péacógach (WEAK PLURALS)
Other forms
COMPARATIVE
níos péacógaí
▪ní ba phéacógaí
SUPERLATIVE
is péacógaí
▪ba phéacógaí