Accusative a. : Producing accusations; accusatory.

Accusative a. : Applied to the case (as the fourth case of Latin and Greek nouns) which expresses the immediate object on which the action or influence of a transitive verb terminates, or the immediate object of motion or tendency to, expressed by a preposition. It corresponds to the objective case in English.

Accusative n. : The accusative case.

Example:
What is the Accusative plural case of the Ukrainian word for duck?

Taxonomy
accusative case, sentence, direct object, car, languages, German, Russian, definite article, free encyclopedia, pronouns, English, Neuter, indefinite article, dog, adjective, modern English, declension, Armenian.

Defination from the web:
accusative case (abbreviated to ACC) of a noun is the grammatical case used to mark the direct object of a transitive verb. ... Balto-Finnic languages, such as Finnish and Estonian, have two cases to mark objects, the accusative and the partitive case. ...