| terrible(adjective, evil, awful, horrible) |
| treacherous(adjective, harmful, injurious, malevolent, detrimental) |
| unpromising(evil, warning, danger, harmful, threatening) |
| unpropitious(evil, corrupt, immoral, sinful, menacing) |
| unsound(adjective, bad, offensive, foul, unhealthy) |
| untoward(adjective, evil, danger, harmful, unfavorable) |
| villainous(adjective, bad, evil, low, corrupt) |
| wasting(verb, action, destroy, evil, dead) |
| antagonistic(adjective, evil, opponent, malevolent) |
| bad to the bone |
| cataclysmic(adjective, grave, harmful, injurious, damaging) |
| contagious(adjective, evil, danger, harmful) |
| corroding(adjective, evil, danger, harmful, injurious) |
| crippling(adjective, evil, harmful, injurious, damaging) |
| distressing(adjective, evil, danger, harmful, damaging) |
| feral(adjective, evil, danger, harmful) |
| fiendish(adjective, evil, danger, harmful) |
| forbidding(adjective, evil, danger, harmful) |
| foreboding(suffer, dead, badly, threatening, menacing) |
| gloomy(evil, warning, harmful, threatening, unfavorable) |