ermine vs pelt

ermine and pelt both are nouns.

Word	Noun	Adjective	Verb	Adverb
ermine	Yes	No	No	No
pelt	Yes	No	Yes	No

As nouns, pelt is a hypernym of ermine; that is, pelt is a word with a broader meaning than ermine:

Other hypernyms of ermine include fur.

ermine (noun)	pelt (noun)
mustelid of Northern Hemisphere in its white winter coat	body covering of a living animal
the expensive white fur of the ermine	the dressed hairy coat of a mammal

ermine (verb)	pelt (verb)
	attack and bombard with or as if with missiles
	cast, hurl, or throw repeatedly with some missile
	rain heavily