actus reus vs champerty

actus reus and champerty both are nouns.

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

As nouns, champerty is a hyponym of actus reus; that is, champerty is a word with a more specific, narrower meaning than actus reus:

actus reus: activity that transgresses moral or civil law
champerty: an unethical agreement between an attorney and client that the attorney would sue and pay the costs of the client's suit in return for a portion of the damages awarded

actus reus (noun)	champerty (noun)
activity that transgresses moral or civil law	an unethical agreement between an attorney and client that the attorney would sue and pay the costs of the client's suit in return for a portion of the damages awarded