noun

1st declension · masculine

μαθητής · disciple

Masculine 1st declension takes -ου in the genitive singular, like 2nd declension.

Classroom-song bounce — three, then three, same tune each case.

Singular
Plural
Nominative
ηςμαθητής
αιμαθηταί
Accusative
ηνμαθητήν
αςμαθητάς
Genitive
ουμαθητοῦ
ωνμαθητῶν
Dative
ῃμαθητῇ
αιςμαθηταῖς