roll out vs unwind

roll out is a noun but unwind is not a noun.

Word	Noun	Adjective	Verb	Adverb
roll out	Yes	No	Yes	No
unwind	No	No	Yes	No

As verbs, unwind is a hypernym of roll out; that is, unwind is a word with a broader meaning than roll out:

Other hypernyms of roll out include disentangle.

roll out (noun)	unwind (noun)
the act of officially distributing a new product or service to the public

roll out (verb)	unwind (verb)
flatten or spread with a roller	become less tense, rest, or take one's ease
straighten by unrolling	cause to feel relaxed
to distribute systematically or strategically	separate the tangles of
officially distribute a new product or service to the public	reverse the winding or twisting of