possession vs territory

possession and territory both are nouns.

Word	Noun	Adjective	Verb	Adverb
possession	Yes	No	No	No
territory	Yes	No	No	No

As nouns, territory is a hypernym of possession; that is, territory is a word with a broader meaning than possession:

Other hypernyms of possession include district, dominion, territorial dominion.

possession (noun)	territory (noun)
anything owned or possessed	an area of knowledge or interest
the act of having and controlling property	a region marked off for administrative or other purposes
(sport) the act of controlling the ball (or puck)	the geographical area under the jurisdiction of a sovereign state
the trait of resolutely controlling your own behavior
a territory that is controlled by a ruling state
a mania restricted to one thing or idea
being controlled by passion or the supernatural