fall back vs draw back

fall back and draw back both are verbs.

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

As verbs, draw back is a hypernym of fall back; that is, draw back is a word with a broader meaning than fall back:

Other hypernyms of fall back include move back, pull away, pull back, recede, retire, retreat, withdraw.

fall back (verb)	draw back (verb)
go back to bad behavior	use a surgical instrument to hold open (the edges of a wound or an organ)
retreat	pull back or move away or backward
hang (back) or fall (behind) in movement, progress, development, etc.
fall backwards and down
move back and away from
have recourse to