Singular
NOMINATIVE
caithiseach (MASC.)
chaithiseach (FEM.)
GENITIVE
chaithisigh (MASC.)
caithisí (FEM.)
Plural
NOMINATIVE
caithiseacha
chaithiseacha (SLENDER CONSONANTS)
GENITIVE
caithiseacha (STRONG PLURALS)
caithiseach (WEAK PLURALS)
Other forms
COMPARATIVE
níos caithisí
▪ní ba chaithisí
SUPERLATIVE
is caithisí
▪ba chaithisí