blend vs unify

blend is a noun but unify is not a noun.

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

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

Other hypernyms of blend include amalgamate, commix, mingle, mix.

blend (noun)	unify (noun)
the act of blending components together thoroughly
a new word formed by joining two others and combining their meanings
an occurrence of thorough mixing

blend (verb)	unify (verb)
mix together different elements	become one
combine into one	join or combine
blend or harmonize	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