animal skin vs fell

animal skin and fell both are nouns.

Word	Noun	Adjective	Verb	Adverb
animal skin	Yes	No	No	No
fell	Yes	Yes	Yes	No

As nouns, fell is a hyponym of animal skin; that is, fell is a word with a more specific, narrower meaning than animal skin:

Other hyponyms of animal skin include lambskin, parchment, sheepskin, hide, leather, fur, pelt.

animal skin (noun)	fell (noun)
the outer covering of an animal	the act of felling something (as a tree)
	seam made by turning under or folding together and stitching the seamed materials to avoid rough edges
	the dressed skin of an animal (especially a large animal)

animal skin (adjective)	fell (adjective)
	(of persons or their actions) able or disposed to inflict pain or suffering

animal skin (verb)	fell (verb)
	cause to fall by or as if by delivering a blow
	sew a seam by folding the edges
	pass away rapidly