civil wrong vs wrongful conduct

civil wrong and wrongful conduct both are nouns.

Word	Noun	Adjective	Verb	Adverb
civil wrong	Yes	No	No	No
wrongful conduct	Yes	No	No	No

As nouns, wrongful conduct is a hypernym of civil wrong; that is, wrongful conduct is a word with a broader meaning than civil wrong:

civil wrong: (law) any wrongdoing for which an action for damages may be brought
wrongful conduct: activity that transgresses moral or civil law

Other hypernyms of civil wrong include actus reus, misconduct, wrongdoing.

civil wrong (noun)	wrongful conduct (noun)
(law) any wrongdoing for which an action for damages may be brought	activity that transgresses moral or civil law