| demonstrative(nervous, emotional, restless, volatile, fiery) |
| fitful(adjective, cross, careless, melancholy, unstable) |
| flaky(careless, lively, unstable, unreasonable, unpredictable) |
| fluctuating(adjective, weak, lively, uncertain, active) |
| fluid(adjective, changeable, fickle, volatile, changing) |
| genetic |
| glowering |
| headstrong(adjective, unpredictable, unreliable, erratic, moody) |
| highly-strung |
| hot(adjective, passionate, fierce, volatile, vehement) |
| humorsome(careless, unstable, unreasonable, unpredictable, changeable) |
| hysterical(adjective, moving, nervous, sensitive, emotional) |
| impetuous(adjective, moving, passionate, nervous, fierce) |
| kinky(careless, unstable, unreasonable, unpredictable, changeable) |
| mean(adjective, nasty, delicate, unpleasant, dirty) |
| nervous(adjective, moving, sensitive, emotional, restless) |
| notional(careless, unstable, unreasonable, unpredictable, changeable) |
| ornery(adjective, mean, nasty, delicate, unpleasant) |
| oversensitive(adjective, delicate, nervous, sensitive, tense) |
| querulous(adjective, delicate, sensitive, tricky, impatient) |