espouse vs unify

espouse and unify both are verbs.

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

As verbs, unify is a hypernym of espouse; that is, unify is a word with a broader meaning than espouse:

Other hypernyms of espouse include unite.

espouse (verb)	unify (verb)
take up the cause, ideology, practice, method, of someone and use it as one's own	become one
choose and follow; as of theories, ideas, policies, strategies or plans	join or combine
take in marriage; married	to bring or combine together or with something else
	act in concert or unite in a common purpose or belief
	bring together for a common purpose or action or ideology or in a shared situation