oppose vs opposition

oppose is not a noun while opposition is a noun.

Word	Noun	Adjective	Verb	Adverb
oppose	No	No	Yes	No
opposition	Yes	No	No	No

oppose (noun)	opposition (noun)
	the act of hostile groups opposing each other
	the action of opposing something that you disapprove or disagree with
	a body of people united in opposing something
	an armed adversary (especially a member of an opposing military force)
	a contestant that you are matched against
	a direction opposite to another
	the relation between opposed entities

oppose (verb)	opposition (verb)
be resistant to
be against; express opposition to
set into opposition or rivalry
fight against or resist strongly
act against or in opposition to
contrast with equal weight or force