Singular
NOMINATIVE
clastach (MASC.)
chlastach (FEM.)
GENITIVE
chlastaigh (MASC.)
clastaí (FEM.)
Plural
NOMINATIVE
clastacha
chlastacha (SLENDER CONSONANTS)
GENITIVE
clastacha (STRONG PLURALS)
clastach (WEAK PLURALS)
Other forms
COMPARATIVE
níos clastaí
▪ní ba chlastaí
SUPERLATIVE
is clastaí
▪ba chlastaí