law·less adj1: not restrained or controlled by law2: illegala lawless actlaw·less·ly advlaw·less·ness n
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.
against the law, anarchic, anarchical, arrant, audax, capricious, contrarious, contumacious, corrupt, criminal, degenerate, difficult, disobedient, disobeyed, disobeying, disorderly, disreputable, effrenatus, felonious, heedless, ill-disciplined, illegal, immoral, in defiance of the law, incorrigible, insidious, insolent, insubordinate, intemperate, intractable, irresponsible, knavish, law-breaking, licensed, mutinous, nonconformist, nonlegal, nonobservant, not observant of the law, outlaw, profligate, rascally, rebellious, recalcitrant, recreant, recusant, refractory, reinless, restive, revolutionary, riotous, seditious, subversive, transgressive, unaccountable, unbidden, uncompliant, uncomplying, unconformable, unconstrained, uncontrolled, uncurbed, undisciplined, unfettered, ungovernable, ungoverned, unprincipled, unreined, unrighteous, unscrupulous, unsubmissive, unsuppressed, untamed, untoward, unwarrantable, unwarranted, venal, violative, wayward, without law, wrongful
broken (unfulfilled), culpable, disobedient, disordered, disorderly, felonious, illegal, illicit, iniquitous, insubordinate, irresponsible, nonconforming, profligate (corrupt), restive, sinister, uncontrollable, uncurbed, unlawful, unorthodox, unrestrained (not repressed), unruly, unscrupulous, wrongful
Burton's Legal Thesaurus. William C. Burton. 2006
adj.Not conforming to law; not controlled by law.
The Essential Law Dictionary. — Sphinx Publishing, An imprint of Sourcebooks, Inc. Amy Hackney Blackwell. 2008.