resubmit vs feed back

resubmit and feed back both are verbs.

Word	Noun	Adjective	Verb	Adverb
resubmit	No	No	Yes	No
feed back	No	No	Yes	No

As verbs, resubmit and feed back are synonyms defined as:

resubmit and feed back: submit (information) again to a program or automatic system

resubmit (verb)	feed back (verb)
submit (information) again to a program or automatic system	respond to a query or outcome
	submit (information) again to a program or automatic system