| hurtful(adjective, bad, evil, harmful, injurious) |
| injurious(adjective, bad, harmful, dangerous, damaging) |
| deleterious(adjective, bad, evil, harmful, injurious) |
| detrimental(adjective, bad, evil, harmful, dangerous) |
| damaging(adjective, bad, harmful, dangerous, injurious) |
| homicidal(adjective, murderous) |
| brutal |
| ruinous(adjective, bad, harmful, injurious, damaging) |
| devastating(adjective, bad, evil, grim, harmful) |
| disastrous(adjective, grave, harmful, injurious, damaging) |
| evil(adjective, bad, harmful, injurious, damaging) |
| internecine(adjective, violent, cruel, harmful, killing) |
| malign |
| perilous(adjective, risky, dangerous, unsafe) |
| pestilential(adjective, bad, evil, harmful, injurious) |
| sanguinary(adjective, murderous) |
| savage |
| self-destructive |
| suicidal(adjective, violent, cruel, harmful, killing) |
| unsafe(adjective, risky, dangerous) |