| malevolent(adjective, sullen) |
| melancholy(adjective, unstable, changeable, sullen, temperamental) |
| moping(adjective, cross, short, unstable, angry) |
| nagging(severe, cross, contrary) |
| obstinate(adjective, mean, difficult, cross, irritable) |
| out of humor(expression, adjective, idiom, cross, short) |
| out of sorts(expression, adjective, idiom, upset, mean) |
| plaguey |
| plaguy |
| plaintive(adjective, difficult, cross, negative, emotional) |
| pouting(adjective, crabby, moody, sulky, peevish) |
| ratty(short, irritable, volatile, fiery, temperamental) |
| refractory(adjective, cross, irritable, restless, obstinate) |
| restive(irritable, restless, peevish) |
| restless(nervous, irritable, worried, peevish) |
| snippy(unpleasant, irritable, disagreeable, tetchy, ill-tempered) |
| teasing |
| tense(adjective, cross, emotional, vulnerable, touchy) |
| thin-skinned(adjective, difficult, delicate, passionate, sensitive) |
| truculent(difficult, irritable, aggressive, turbulent, belligerent) |