divorce vs espouse

divorce is a noun but espouse is not a noun.

Word	Noun	Adjective	Verb	Adverb
divorce	Yes	No	Yes	No
espouse	No	No	Yes	No

divorce (noun)	espouse (noun)
the legal dissolution of a marriage

divorce (verb)	espouse (verb)
get a divorce; formally terminate a marriage	take up the cause, ideology, practice, method, of someone and use it as one's own
part; cease or break association with	choose and follow; as of theories, ideas, policies, strategies or plans
	take in marriage; married