Singular
NOMINATIVE
dubh (MASC.)
dhubh (FEM.)
GENITIVE
dhuibh (MASC.)
duibhe (FEM.)
Plural
NOMINATIVE
dubha
dhubha (SLENDER CONSONANTS)
GENITIVE
dubha (STRONG PLURALS)
dubh (WEAK PLURALS)
Other forms
COMPARATIVE
níos duibhe
▪ní ba dhuibhe
SUPERLATIVE
is duibhe
▪ba dhuibhe