transgression vs actus reus

transgression and actus reus both are nouns.

Word	Noun	Adjective	Verb	Adverb
transgression	Yes	No	No	No
actus reus	Yes	No	No	No

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

transgression: the act of transgressing; the violation of a law or a duty or moral principle
actus reus: activity that transgresses moral or civil law

Other hypernyms of transgression include misconduct, wrongdoing, wrongful conduct.

transgression (noun)	actus reus (noun)
the act of transgressing; the violation of a law or a duty or moral principle	activity that transgresses moral or civil law
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