possessive vs genitive

possessive and genitive both are nouns.

Word	Noun	Adjective	Verb	Adverb
possessive	Yes	Yes	No	No
genitive	Yes	Yes	No	No

As adjectives, possessive and genitive are synonyms defined as:

As nouns, possessive and genitive are synonyms defined as:

Other synonyms of possessive include genitive case, possessive case.

possessive (noun)	genitive (noun)
the case expressing ownership	the case expressing ownership

possessive (adjective)	genitive (adjective)
serving to express or indicate possession	serving to express or indicate possession
desirous of owning
having or showing a desire to control or dominate