3. Case (gram category) –Nominative, Genitive, Dative, Accusative.
Nominative – the case of the active agent, case of the subject mainly used with verbs denoting activity; could also indicate the subject characterised by a certain quality or state; as a predicative; as the case of address)
Genitive – the case of nouns and pronouns serving as attributives to other nouns; Subjective (meaning of origin) and Objective (partitive meaning) Gen.
Dative – the chief case used with prepositions, used as indirect personal object; instrument (indirect/prepositional object).
Accusative – indicated a relationship to a verb. As a direct object it denoted the recipient of an action, the result of it or other meanings. To indicate time & distance (adverbial meanings). (direct/prepositionless object)