fetishist vs perv

fetishist and perv both are nouns.

Word	Noun	Adjective	Verb	Adverb
fetishist	Yes	No	No	No
perv	Yes	No	Yes	No

As nouns, perv is a hypernym of fetishist; that is, perv is a word with a broader meaning than fetishist:

fetishist: one who engages in fetishism (especially of a sexual nature)
perv: a person whose behavior deviates from what is acceptable especially in sexual behavior

Other hypernyms of fetishist include degenerate, deviant, deviate, perve, pervert.

fetishist (noun)	perv (noun)
one who engages in fetishism (especially of a sexual nature)	a person whose behavior deviates from what is acceptable especially in sexual behavior

fetishist (verb)	perv (verb)
	look at with amorous intentions