draw back vs pull back

draw back and pull back both are verbs.

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

As verbs, draw back and pull back are synonyms defined as:

draw back and pull back: use a surgical instrument to hold open (the edges of a wound or an organ)

Other synonyms of draw back include retract.

As verbs, draw back and pull back are synonyms defined as:

Other synonyms of draw back include move back, pull away, recede, retire, retreat, withdraw.

draw back (verb)	pull back (verb)
use a surgical instrument to hold open (the edges of a wound or an organ)	make a retreat from an earlier commitment or activity
pull back or move away or backward	move to a rearward position; pull towards the back
	stretch back a bowstring (on an archer's bow)
	use a surgical instrument to hold open (the edges of a wound or an organ)
	pull back or move away or backward