unify vs concoct

unify and concoct both are verbs.

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

As verbs, concoct is a hyponym of unify; that is, concoct is a word with a more specific, narrower meaning than unify:

Other hyponyms of unify include aggregate, combine, combine, compound, blend, immingle, intermingle, intermix.

unify (verb)	concoct (verb)
become one	make a concoction (of) by mixing
join or combine	devise or invent
to bring or combine together or with something else	prepare or cook by mixing ingredients
act in concert or unite in a common purpose or belief	invent
bring together for a common purpose or action or ideology or in a shared situation