bound off vs recoil

bound off is not a noun while recoil is a noun.

Word	Noun	Adjective	Verb	Adverb
bound off	No	No	Yes	No
recoil	Yes	No	Yes	No

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

Other hypernyms of bound off include bounce, bound, rebound, resile, reverberate, ricochet, spring, take a hop.

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

bound off (verb)	recoil (verb)
bound off one point after another	spring back, as from a forceful thrust
	draw back, as with fear or pain
	spring back; spring away from an impact
	come back to the originator of an action with an undesired effect