noun
1st & 2nd declension
ος η ον · masculine · feminine · neuter — singular, then plural
One classroom chant for the 2nd-declension masc/neut endings with 1st-declension η in the middle, like the article. Vocative is the chart, not the chant.
Restored Classical Attic, male voice — sing-song only.
Singular
Plural
Masc.
Fem.
Neut.
Masc.
Fem.
Neut.
Nominative
ος
η
ον
οι
αι
α
Accusative
ον
ην
ον
ους
ας
α
Genitive
ου
ης
ου
ων
ων
ων
Dative
ῳ
ῃ
ῳ
οις
αις
οις