| corrosive |
| corruptive |
| dark(adjective, unpleasant, horrible, disagreeable, dreadful) |
| demoniac(adjective, evil, nasty, harsh, violent) |
| despicable(adjective, mean, nasty, offensive, unpleasant) |
| diabolical(adjective, evil, harsh, violent, wild) |
| dour(adjective, mean, nasty, unpleasant, horrible) |
| embittered(adjective, bitter, angry, malicious, offended) |
| envious(adjective, mean, nasty, unpleasant, hateful) |
| evil-disposed(malevolence, vice) |
| gloomy(adjective, unpleasant, horrible, hostile, disagreeable) |
| hideous |
| ill-intentioned(adjective, wicked, malevolence) |
| invidious(adjective, nasty, unpleasant, false, terrible) |
| loathsome(adjective, bad, nasty, terrible, corrupt) |
| lousy(adjective, nasty, violent, wild, fierce) |
| morose(adjective, unpleasant, horrible, hostile, disagreeable) |
| odious(adjective, nasty, offensive, unpleasant, terrible) |
| offensive(adjective, bad, evil, nasty, unpleasant) |
| rotten |