child molester vs perv

child molester and perv both are nouns.

Word	Noun	Adjective	Verb	Adverb
child molester	Yes	No	No	No
perv	Yes	No	Yes	No

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

child molester: a man who has sex (usually sodomy) with a boy as the passive partner
perv: a person whose behavior deviates from what is acceptable especially in sexual behavior

Other hypernyms of child molester include degenerate, deviant, deviate, perve, pervert.

child molester (noun)	perv (noun)
a man who has sex (usually sodomy) with a boy as the passive partner	a person whose behavior deviates from what is acceptable especially in sexual behavior

child molester (verb)	perv (verb)
	look at with amorous intentions