| cruel(adjective, wicked, unreasonable, improper, unwarranted) |
| hideous |
| irreverent(adjective, wicked) |
| knavish(adjective, wicked, dishonest, immoral, rotten) |
| lawless(wrong, wicked, criminal, illegal, illegitimate) |
| malefic |
| miscreant(adjective, evil, immoral) |
| nasty(adjective, bad, wrong, evil, offensive) |
| peccant(adjective, right, wrong, wicked, criminal) |
| perverse(adjective, wicked) |
| shocking(adjective, evil, terrible, wicked, atrocious) |
| unethical(adjective, bad, wrong, evil, corrupt) |
| unlawful(adjective, wrong, corrupt, wicked, unreasonable) |
| unscrupulous(adjective, evil, corrupt, wicked, dishonest) |
| venal(adjective, dishonest, immoral, rotten, untrustworthy) |
| wrongful(adjective, unwarranted, distressing, harmful, damaging) |
| Mephistophelian(adjective, wicked, execrable, demonic, diabolical) |
| debauched(adjective, evil, corrupt, wicked, dishonest) |
| demoniac(adjective, wicked, execrable, demonic, diabolical) |
| diabolical(adjective, evil, violent, wild, fierce) |