noun
criminal, evildoer, wrongdoer, transgressor, convict, villain, rascal, scoundrel, hellhound, wretch, jailbird, culprit, delinquent, outlaw, felon, murderer, scamp, scapegrace, outcast, vagabond, varlet, rapscallion, rogue, ruffian, black sheep, hoodlum, sinner, larrikin (Australian), tough*, rough*, rowdy*, rounder*, bad egg*, holy terror*, thug*, bum*, gorilla*; see also criminal.