| illegal(adjective, law, criminal, legal, illegal) |
| unlawful(adjective, law, right, irregular, unwarranted) |
| illegitimate(adjective, law, irregular, unwarranted, legal) |
| criminal(adjective, wrong, irregular, unwarranted, legal) |
| wrong(adjective, dishonest, immoral, legal, illegal) |
| felonious(adjective, irregular, unwarranted, criminal, legal) |
| prohibited(adjective, legal, forbidden, illegality) |
| unauthorized(adjective, legal, illegal, forbidden, undueness) |
| outlawed(adjective, law, irregular, unwarranted, criminal) |
| lawless(adjective, law, irregular, unwarranted, criminal) |
| wrongful(adjective, law, evil, legal, illegal) |
| forbidden(verb, adjective, illegal) |
| improper(adjective, dishonest, legal, illegal, illegitimate) |
| unlicensed(adjective, irregular, unwarranted, criminal, legal) |
| crooked(adjective, irregular, unwarranted, criminal, legal) |
| outlaw |
| actionable(adjective, illegal, illegality) |
| banned |
| verboten(adjective, illegal) |
| adulterous(adjective, legal, unfaithful, forbidden) |