| poisonous(adjective, mean, evil, nasty, attitude) |
| bitchy(adjective, slang, attitude, irritable) |
| caustic(adjective, irritable, malevolence) |
| acerbic(adjective, irritable, resentful) |
| bad(adjective, mean, evil, rude, violent) |
| bad-tempered(adjective, mean, nasty, cross, unpleasant) |
| cantankerous(adjective, rough, nasty, cross, dark) |
| churlish(adjective, unpleasant, unfriendly, irritable, disagreeable) |
| cranky(adjective, unfriendly, irritable, crabby, rancorous) |
| cross(noun, adjective, unpleasant, unfriendly, irritable) |
| icy(adjective, person, unwarmhearted) |
| indecent(adjective, person, wicked, unwarmhearted) |
| irascible(adjective, unpleasant, unfriendly, irritable, disagreeable) |
| misaffectionate(adjective, person, negative, unwarmhearted) |
| mischievous(adjective, mean, nasty, cruel, wicked) |
| revengeful(adjective, mean, evil, nasty, harsh) |
| stern(adjective, person, negative, unwarmhearted) |
| unwarmhearted(adjective, person, negative, bad behavior) |
| wanton(adjective, cruel, behavior, malicious, aroused negative) |
| brutal(adjective, person, mean, evil, nasty) |