| illicit(adjective, law, right, irregular, unwarranted) |
| illegal(adjective, adverb, law, wrong, corrupt) |
| illegitimate(adjective, law, wrong, corrupt, vicious) |
| criminal(adjective, wrong, corrupt, wicked, dishonest) |
| wrongful(adjective, law, evil, wicked, dishonest) |
| crooked(adjective, wrong, corrupt, vicious, wicked) |
| lawless(adjective, law, irregular, unwarranted, criminal) |
| outlawed(adjective, law, crimes) |
| forbidden(verb, adjective, illegal) |
| unauthorized(adjective, illegal, permitted, sanctioned, undueness) |
| improper(adjective, dishonest, extreme, stiff, extravagant) |
| felonious(adjective, wrong, irregular, unwarranted, criminal) |
| prohibited(adjective, illegality) |
| unfair(adjective, wrong, wicked, dishonest, extreme) |
| undue(adjective, unreasonable, extreme, improper, senseless) |
| actionable(adjective, illegal, illegality) |
| banned |
| outlaw |
| unconstitutional(adjective, illegal, undueness) |
| unlicensed(adjective, illegal) |