district vs possession

district and possession both are nouns.

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

As nouns, possession is a hyponym of district; that is, possession is a word with a more specific, narrower meaning than district:

district (noun)	possession (noun)
a region marked off for administrative or other purposes	anything owned or possessed
	the act of having and controlling property
	(sport) the act of controlling the ball (or puck)
	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

district (verb)	possession (verb)
regulate housing in; of certain areas of towns