infringement vs actus reus

infringement and actus reus both are nouns.

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

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

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

infringement (noun)	actus reus (noun)
a crime less serious than a felony	activity that transgresses moral or civil law
an act that disregards an agreement or a right