resort vs fall back

resort is a noun but fall back is not a noun.

Word	Noun	Adjective	Verb	Adverb
resort	Yes	No	Yes	No
fall back	No	No	Yes	No

As verbs, resort and fall back are synonyms defined as:

Other synonyms of resort include recur.

resort (noun)	fall back (noun)
act of turning to for assistance
something or someone turned to for assistance or security
a hotel located in a resort area
a frequently visited place

resort (verb)	fall back (verb)
move, travel, or proceed toward some place	go back to bad behavior
have recourse to	retreat
	hang (back) or fall (behind) in movement, progress, development, etc.
	fall backwards and down
	move back and away from
	have recourse to