Singular
NOMINATIVE
teidealach (MASC.)
theidealach (FEM.)
GENITIVE
theidealaigh (MASC.)
teidealaí (FEM.)
Plural
NOMINATIVE
teidealacha
theidealacha (SLENDER CONSONANTS)
GENITIVE
teidealacha (STRONG PLURALS)
teidealach (WEAK PLURALS)
Other forms
COMPARATIVE
níos teidealaí
▪ní ba theidealaí
SUPERLATIVE
is teidealaí
▪ba theidealaí