recoil vs shrink

recoil and shrink both are nouns.

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

As verbs, recoil and shrink are synonyms defined as:

Other synonyms of recoil include cringe, flinch, funk, quail, squinch, wince.

recoil (noun)	shrink (noun)
a movement back from an impact	a physician who specializes in psychiatry
the backward jerk of a gun when it is fired

recoil (verb)	shrink (verb)
spring back, as from a forceful thrust	become smaller or draw together
draw back, as with fear or pain	reduce in size; reduce physically
spring back; spring away from an impact	wither, as with a loss of moisture
come back to the originator of an action with an undesired effect	decrease in size, range, or extent
	draw back, as with fear or pain