perv vs sexual practice

perv and sexual practice both are nouns.

Word	Noun	Adjective	Verb	Adverb
perv	Yes	No	Yes	No
sexual practice	Yes	No	No	No

perv (noun)	sexual practice (noun)
a person whose behavior deviates from what is acceptable especially in sexual behavior	activities associated with sexual intercourse

perv (verb)	sexual practice (verb)
look at with amorous intentions