| deadly(adjective, bad, evil, live, harmful) |
| fatal(adjective, bad, evil, live, harmful) |
| mortal(adjective, bad, evil, live, harmful) |
| malignant(adjective, dangerous, deadly, diseased) |
| poisonous(adjective, bad, harmful, dangerous, deadly) |
| toxic(adjective, bad, evil, harmful, dangerous) |
| deathly(adjective, live, dangerous, deadly) |
| harmful(adjective, bad, evil, risky, dangerous) |
| pernicious(adjective, bad, evil, harmful, injurious) |
| destructive(adjective, bad, harmful, dangerous, injurious) |
| virulent(adjective, rotten, harmful, deadly, fatal) |
| noxious(adjective, bad, evil, harmful, dangerous) |
| pestilent(adjective, harmful, dangerous, deadly, fatal) |
| baleful(adjective, bad, evil, harmful, injurious) |
| murderous(adjective, difficult, deadly) |
| terminal(adjective, deadly, final) |
| venomous(adjective, bad, evil, hateful, rotten) |
| baneful(adjective, bad, evil, harmful, injurious) |
| dangerous(adjective, bad, rotten, deadly, fatal) |
| fateful(adjective, deadly) |