| curmudgeonly |
| hazardous(adjective, delicate, sensitive, tricky, impatient) |
| headstrong(adjective, passionate, unstable, unpredictable, unreliable) |
| hotheaded(adjective, passionate, unstable, unpredictable, unreliable) |
| huffy(adjective, sensitive, emotional, vulnerable, touchy) |
| hung up(expression, adjective, understanding, keen, fine) |
| hyper(adjective, passionate, unstable, unpredictable, unreliable) |
| hyperesthetic |
| hyperpathic |
| impatient(adjective, passionate, sensitive, unstable, unpredictable) |
| impressible(adjective, understanding, keen, fine, sensible) |
| in bad mood(expression, adjective, idiom, passionate, unstable) |
| inconsistent(adjective, passionate, unstable, unpredictable, unreliable) |
| irritability |
| itchy |
| keen(adjective, understanding, fine, sensible, delicate) |
| knowing(adjective, understanding, keen, fine, sensible) |
| mean(adjective, delicate, passionate, sensitive, unstable) |
| mercurial(adjective, passionate, unstable, unpredictable, unreliable) |
| miffy |