reunite vs unify

reunite and unify both are verbs.

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

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

Other hypernyms of reunite include unite.

reunite (verb)	unify (verb)
have a reunion; unite again	become one
unify again, as of a country	join or combine
	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