Singular
NOMINATIVE
altaitheach (MASC.)
altaitheach (FEM.)
GENITIVE
altaithigh (MASC.)
altaithí (FEM.)
Plural
NOMINATIVE
altaitheacha
GENITIVE
altaitheacha (STRONG PLURALS)
altaitheach (WEAK PLURALS)
Other forms
COMPARATIVE
níos altaithí
▪ní b'altaithí
SUPERLATIVE
is altaithí
▪ab altaithí