Basics of Biblical Greek Case Endings

Nominative Singular (Masculine)

ς

With final stem vowel: ος

Definite article: ό

Accusative Singular (Masculine)

ν

With final stem vowel: ον

Definite article: τόν

Nominative Plural (Masculine)

ι

With final stem vowel: οι

Definite article: οί

Accusative Plural (Masculine)

υς

With final stem vowel: ους

Definite article: τούς

Nominative Singular (Feminine)

-

Definite article: ή

Accusative Singular (Feminine)

ν

With final stem vowel: ην / αν

Definite article: τήν

Nominative Plural (Feminine)

ι

With final stem vowel: αι

Definite article: αί

Accusative Plural (Feminine)

ς

With final stem vowel: ας

Definite article: τάς

Nominative Singular (Neuter)

ν

With final stem vowel: ον

Definite article: τό

Accusative Singular (Neuter)

ν

With final stem vowel: ον

Definite article: τό

Nominative Plural (Neuter)

α (takes place of stem's ending vowel)

Definite article: τά

Accusative Plural (Neuter)

α (takes place of stem's ending vowel)

Definite article: τά

Genitive Singular (Masculine)

υ

With final stem vowel: ου

Definite article: τού

Dative Singular (Masculine)

ι

With final stem vowel: ω (with "ι" subscript)

Definite article: τω (with "ι" subscript)

Genitive Plural (Masculine)

ων ("ω" takes place of final stem's vowel)

With final stem vowel: ων

Definite article: τών

Dative Plural (Masculine)

ις

With final stem vowel: οις

Definite article: τοίς

Genitive Singular (Feminine)

ς

With final stem vowel: ης / ας

Definite article: τής

Dative Singular (Feminine)

ι

With final stem vowel: η / α (both with an "ι" subscript)

Definite article: τή (with "ι" subscript)

Genitive Plural (Feminine)

ων ("ω" takes place of final stem's vowel)

With final stem vowel: ων

Definite article: τών

Dative Plural (Feminine)

ις

With final stem vowel: αις

Definite article: ταίς

Genitive Singular (Neuter)

υ

With final stem vowel: ου

Definite article: τού

Dative Singular (Neuter)

ι

With final stem vowel: ω (with "ι" subscript)

Definite article: τω (with "ι" subscript)

Genitive Plural (Neuter)

ων ("ω" takes place of final stem's vowel)

With final stem vowel: ων

Definite article: τών

Dative Plural (Neuter)

ις

With final stem vowel: οις

Definite article: τοίς

Nominative Singular (Masculine/Feminine; Third Declension)

ς / -

Genitive Singular (Masculine/Feminine; Third Declension)

ος

Dative Singular (Masculine/Feminine; Third Declension)

ι

Accusative Singular (Masculine/Feminine; Third Declension)

α / ν

Nominative plural (Masculine/Feminine; Third Declension)

ες

Genitive Plural (Masculine/Feminine; Third Declension)

ων

Dative Plural (Masculine/Feminine; Third Declension)

σι (ν)

Accusative Plural (Masculine/Feminine; Third Declension)

ας

Nominative Singular (Neuter; Third Declension)

-

Genitive Singular (Neuter; Third Declension)

ος

Dative Singular (Neuter; Third Declension)

ι

Accusative Singular (Neuter; Third Declension)

-

Nominative Plural (Neuter; Third Declension)

α

Genitive plural (Neuter; Third Declension)

ων

Dative Plural (Neuter; Third Declension)

σι(ν)

Accusative Plural (Neuter; Third Declension)

α

Labial

π β φ

Velar

κ γ χ

Dental

τ δ θ