If you are looking for the meaning of accusative in latin my competance is not good enough, but if you are looking for just the word in latin it is accusativus
An accusative case is a grammatical case which marks the immediate object on which the action or influence of a transitive verb has influence.
"Navem" in Latin means ship or boat.
Elephant (accusative singular).
Boys (accusative case).
You must mean the word mater (there is no matr). The accusative singular of this is matrem; the accusative plural matres.
Makes it accusative.
A letter/message (accusative singular).
The accusative word for Pictor in latin is Picturam.
It is the Nominative, Vocative and Accusative Plural of 'Neck'
A bull (accusative/direct object case).
It means 'mind' (accusative singular).
it means "with me" in the accusative (as in, sombody talking to sombody else) it means "with me" in the accusative (as in, sombody talking to sombody else)
Bonam is the feminine accusative singular of the Latin adjective Bonus, which means "good."