sex crime vs statutory offense

sex crime and statutory offense both are nouns.

Word	Noun	Adjective	Verb	Adverb
sex crime	Yes	No	No	No
statutory offense	Yes	No	No	No

As nouns, statutory offense is a hypernym of sex crime; that is, statutory offense is a word with a broader meaning than sex crime:

sex crime: a statutory offense that provides that it is a crime to knowingly cause another person to engage in an unwanted sexual act by force or threat
statutory offense: crimes created by statutes and not by common law

Other hypernyms of sex crime include regulatory offence, regulatory offense, statutory offence.

sex crime (noun)	statutory offense (noun)
a statutory offense that provides that it is a crime to knowingly cause another person to engage in an unwanted sexual act by force or threat	crimes created by statutes and not by common law