exfoliate vs exfoliation

exfoliate is not a noun while exfoliation is a noun.

Word	Noun	Adjective	Verb	Adverb
exfoliate	No	No	Yes	No
exfoliation	Yes	No	No	No

exfoliate (noun)	exfoliation (noun)
	a thin flake of dead epidermis shed from the surface of the skin
	the peeling off in flakes or scales of bark or dead skin

exfoliate (verb)	exfoliation (verb)
grow by producing or unfolding leaves
cast off in scales, laminae, or splinters
remove the surface, in scales or laminae
spread by opening the leaves of
come off in a very thin piece