circumstances vs possession

circumstances and possession both are nouns.

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

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

circumstances (noun)	possession (noun)
a person's financial situation (good or bad)	anything owned or possessed
your overall circumstances or condition in life (including everything that happens to you)	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