possessive vs oblique

possessive and oblique both are nouns.

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

As nouns, oblique is a hypernym of possessive; that is, oblique is a word with a broader meaning than possessive:

Other hypernyms of possessive include oblique case.

possessive (noun)	oblique (noun)
the case expressing ownership	a diagonally arranged abdominal muscle on either side of the torso
	any grammatical case other than the nominative

possessive (adjective)	oblique (adjective)
serving to express or indicate possession	slanting or inclined in direction or course or position--neither parallel nor perpendicular nor right-angled
desirous of owning	indirect in departing from the accepted or proper way; misleading
having or showing a desire to control or dominate