retract vs recoil

retract is not a noun while recoil is a noun.

Word	Noun	Adjective	Verb	Adverb
retract	No	No	Yes	No
recoil	Yes	No	Yes	No

As verbs, recoil is a hypernym of retract; that is, recoil is a word with a broader meaning than retract:

Other hypernyms of retract include cringe, flinch, funk, quail, shrink, squinch, wince.

retract (noun)	recoil (noun)
	a movement back from an impact
	the backward jerk of a gun when it is fired

retract (verb)	recoil (verb)
formally reject or disavow a formerly held belief, usually under pressure	spring back, as from a forceful thrust
pull inward or towards a center	draw back, as with fear or pain
use a surgical instrument to hold open (the edges of a wound or an organ)	spring back; spring away from an impact
pull away from a source of disgust or fear	come back to the originator of an action with an undesired effect