| evil(adjective, mean, nasty, attitude, offensive) |
| mortal(adjective, harmful, dangerous, deadly) |
| noisome(adjective, bad, taste, offensive, awful) |
| detrimental(adjective, mean, bad, nasty, offensive) |
| hurtful(adjective, bad, offensive, cruel, foul) |
| malevolent(adjective, mean, bad, evil, nasty) |
| mephitic(adjective, help, bad, evil, offensive) |
| septic(adjective, unhealthy, harmful, insalubrity) |
| toxicant(adjective, help, harmful) |
| malign(adjective, mean, bad, evil, nasty) |
| pestilent(adjective, unhealthy, harmful, deadly, fatal) |
| unwholesome(adjective, offensive, foul, disgusting, unhealthy) |
| foul(adjective, bad, taste, offensive, awful) |
| spiteful(adjective, mean, evil, nasty, attitude) |
| unhealthy(adjective, offensive, heavy, dirty, foul) |
| contagious(adjective, unhealthy, baneful, communicable) |
| pestilential(adjective, bad, foul, harmful, injurious) |
| poison(adjective, help, bad, evil, offensive) |
| damaging(adjective, bad, evil, offensive, cruel) |
| infectious(adjective, baneful) |