modernize vs overhaul

modernize is not a noun while overhaul is a noun.

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

As verbs, modernize and overhaul are synonyms defined as:

modernize and overhaul: make repairs, renovations, revisions or adjustments to

Other synonyms of modernize include modernise.

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

modernize (verb)	overhaul (verb)
make repairs, renovations, revisions or adjustments to	make repairs, renovations, revisions or adjustments to
become technologically advanced	travel past