| mephitic(adjective, help, hateful, insalubrity) |
| vitriolic |
| corrosive(adjective, bitter, malevolent, inexpedience, consuming) |
| deleterious(adjective, mean, bad, evil, nasty) |
| despiteful(adjective, mean, nasty, attitude, violent) |
| detrimental(adjective, mean, bad, evil, nasty) |
| fierce(adjective, violent, brutal, ferocious, menacing) |
| foul(adjective, harmful, malevolent, poisonous, toxic) |
| mischievous(adjective, mean, nasty, vicious, wicked) |
| resentful(adjective, mean, nasty, vicious, wicked) |
| sharp(adjective, discourtesy) |
| wicked(adjective, mean, nasty, attitude, violent) |
| acerb |
| blistering |
| catty(adjective, mean, nasty, vicious, hateful) |
| corrupting(harmful, inexpedience, poisonous, toxic) |
| damaging(adjective, bad, harmful, dangerous, injurious) |
| noisome(adjective, bad, evil, harmful, injurious) |
| pestiferous(adjective, bad, evil, harmful, injurious) |
| pestilent(adjective, unhealthy, harmful, fatal, unwholesome) |