1. CASE ENDINGS FOR THE FIRST THREE NOUN GROUPS SUBJECT AND DIRECT OBJECT
Nominative
(Subject)
Singular (he/she)
Plural (they)
servus
servī
ātrium
ātria
ancilla
ancillae
leō
leōnēs
Accusative
(Object)
Singular (him/her)
Plural (them)
servum
servōs
ancillam
ancillās
leōnem

2. CASE ENDINGS FOR THE FIRST THREE NOUN GROUPS POSSESSIVE AND INDIRECT OBJECT
Genitive
(Possessive)
Singular (his/her)
Plural.(their)
servī
servōrum
ātriī
ātriōrum
ancillae
ancillārum
leōnis
leōnum
Dative
(Indirect Object)
Sing. ([to] him/her)
Plural. ([to] them)
servō
servīs
ātriō
ātriīs
ancillīs
leōnī
leōnibus

3. CASE ENDINGS FOR THE FIRST THREE NOUN GROUPS POSSESSIVE AND INDIRECT OBJECT
Ablative
(By/with/from)
Singular (him/her/it)
Plural (them).
servō
servīs
ātriō
ātriīs
ancillā
ancillīs
leōne
leōnibus