shed vs exfoliate

shed is a noun but exfoliate is not a noun.

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

As verbs, exfoliate is a hyponym of shed; that is, exfoliate is a word with a more specific, narrower meaning than shed:

Other hyponyms of shed include exuviate, molt, moult, shed, slough, abscise, autotomise, autotomize.

shed (noun)	exfoliate (noun)
an outbuilding with a single story; used for shelter or storage

shed (adjective)	exfoliate (adjective)
shed at an early stage of development

shed (verb)	exfoliate (verb)
cast off hair, skin, horn, or feathers	grow by producing or unfolding leaves
cause or allow (a solid substance) to flow or run out or over	cast off in scales, laminae, or splinters
to remove	remove the surface, in scales or laminae
pour out in drops or small quantities or as if in drops or small quantities	spread by opening the leaves of
	come off in a very thin piece