| curmudgeonly(adjective, difficult, irritable, grumpy, cantankerous) |
| moody(adjective, low, sad, feelings, gloomy) |
| choleric(adjective, keen, sharp, low, difficult) |
| short-tempered(adjective, mean, cross, irritable, quick) |
| waspish(adjective, mean, keen, sharp, attitude) |
| churlish(adjective, mean, feelings, gloomy, depressed) |
| eccentric(adjective, characteristic, person, difficult, wild) |
| fractious(adjective, mean, difficult, short, irritable) |
| queer(adjective, characteristic, person, difficult, wild) |
| tetchy(adjective, mean, informal, irritable, mood) |
| ill-natured(adjective, mean, difficult, irritable, crabby) |
| querulous(adjective, mean, attitude, delicate, cross) |
| splenetic(adjective, mean, low, sad, delicate) |
| strange(adjective, wild, crazy, usual, irregular) |
| temperamental(adjective, delicate, sensitive, irritable, tricky) |
| crank(noun, adjective, characteristic, person, behavior) |
| mean(verb, adjective, weak, attitude, thin) |
| sullen(adjective, feelings, gloomy, depressed, irritable) |
| sulky(adjective, feelings, gloomy, depressed, irritable) |
| capricious(adjective, characteristic, person, behavior) |