lawless
adjective
1 an unruly and lawless rabble:
anarchic, anarchical, disorderly, ungovernable, unruly, without law and order, disruptive, insurrectionary, insurgent, revolutionary, rebellious, insubordinate, riotous, mutinous, mutinying, seditious, revolting, terrorist.
▷antonyms orderly.
2 any member associated with any subversive or lawless activities shall be expelled:
illegal, unlawful, lawbreaking, illicit, illegitimate, criminal, felonious, indictable, delinquent, culpable, villainous, transgressing, violating;
informal crooked, shady, bent;
archaic miscreant.
▷antonyms law-abiding.
lawless Oxford Dictionary of English