devotee vs buff

devotee and buff both are nouns.

Word	Noun	Adjective	Verb	Adverb
devotee	Yes	No	No	No
buff	Yes	Yes	Yes	No

As nouns, devotee and buff are synonyms defined as:

Other synonyms of devotee include fan, lover.

devotee (noun)	buff (noun)
an ardent follower and admirer	an implement consisting of soft material mounted on a block; used for polishing (as in manicuring)
	a medium to dark tan color
	bare skin
	an ardent follower and admirer
	a soft thick undyed leather from the skins of e.g. buffalo or oxen

devotee (adjective)	buff (adjective)
	of the yellowish-beige color of buff leather

devotee (verb)	buff (verb)
	polish and make shiny
	strike, beat repeatedly