affect vs unwind

affect is a noun but unwind is not a noun.

Word	Noun	Adjective	Verb	Adverb
affect	Yes	No	Yes	No
unwind	No	No	Yes	No

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

affect (noun)	unwind (noun)
the conscious subjective aspect of feeling or emotion

affect (verb)	unwind (verb)
act physically on; have an effect upon	become less tense, rest, or take one's ease
have an effect upon	cause to feel relaxed
make believe with the intent to deceive	separate the tangles of
have an emotional or cognitive impact upon	reverse the winding or twisting of
connect closely and often incriminatingly