sadomasochist vs pervert

sadomasochist and pervert both are nouns.

Word	Noun	Adjective	Verb	Adverb
sadomasochist	Yes	No	No	No
pervert	Yes	No	Yes	No

As nouns, pervert is a hypernym of sadomasochist; that is, pervert is a word with a broader meaning than sadomasochist:

sadomasochist: someone who enjoys both sadism and masochism
pervert: a person whose behavior deviates from what is acceptable especially in sexual behavior

Other hypernyms of sadomasochist include degenerate, deviant, deviate, perv, perve.

sadomasochist (noun)	pervert (noun)
someone who enjoys both sadism and masochism	a person whose behavior deviates from what is acceptable especially in sexual behavior

sadomasochist (verb)	pervert (verb)
	change the inherent purpose or function of something
	practice sophistry; change the meaning of or be vague about in order to mislead or deceive
	corrupt morally or by intemperance or sensuality