overhaul vs renew

overhaul is a noun but renew is not a noun.

Word	Noun	Adjective	Verb	Adverb
overhaul	Yes	No	Yes	No
renew	No	No	Yes	No

As verbs, renew is a hypernym of overhaul; that is, renew is a word with a broader meaning than overhaul:

overhaul: make repairs, renovations, revisions or adjustments to
renew: reestablish on a new, usually improved, basis or make new or like new

Other hypernyms of overhaul include regenerate.

overhaul (noun)	renew (noun)
periodic maintenance on a car or machine
the act of improving by renewing and restoring

overhaul (verb)	renew (verb)
make repairs, renovations, revisions or adjustments to	cause to appear in a new form
travel past	reestablish on a new, usually improved, basis or make new or like new