Singular
NOMINATIVE
péistchruthach (MASC.)
phéistchruthach (FEM.)
GENITIVE
phéistchruthaigh (MASC.)
péistchruthaí (FEM.)
Plural
NOMINATIVE
péistchruthacha
phéistchruthacha (SLENDER CONSONANTS)
GENITIVE
péistchruthacha (STRONG PLURALS)
péistchruthach (WEAK PLURALS)
Other forms
COMPARATIVE
níos péistchruthaí
▪ní ba phéistchruthaí
SUPERLATIVE
is péistchruthaí
▪ba phéistchruthaí
