villainy vs transgression

villainy and transgression both are nouns.

Word	Noun	Adjective	Verb	Adverb
villainy	Yes	No	No	No
transgression	Yes	No	No	No

As nouns, transgression is a hypernym of villainy; that is, transgression is a word with a broader meaning than villainy:

villainy: a criminal or vicious act
transgression: the act of transgressing; the violation of a law or a duty or moral principle

Other hypernyms of villainy include evildoing.

villainy (noun)	transgression (noun)
a criminal or vicious act	the act of transgressing; the violation of a law or a duty or moral principle
the quality of evil by virtue of villainous behavior	the action of going beyond or overstepping some boundary or limit
	the spreading of the sea over land as evidenced by the deposition of marine strata over terrestrial strata