| capricious(adjective, passionate, unstable, unpredictable, unreliable) |
| changeable(adjective, passionate, unstable, unpredictable, unreliable) |
| cussed(adjective, passionate, unstable, unpredictable, unreliable) |
| easily upset(expression, adjective, passionate, unstable, unpredictable) |
| erratic(adjective, passionate, unstable, unpredictable, unreliable) |
| excitable(adjective, passionate, unstable, unpredictable, unreliable) |
| explosive(adjective, passionate, unstable, unpredictable, unreliable) |
| fickle(adjective, passionate, unstable, unpredictable, unreliable) |
| fiery(adjective, passionate, unstable, unpredictable, unreliable) |
| froward(adjective, passionate, unstable, unpredictable, unreliable) |
| headstrong(adjective, passionate, unstable, unpredictable, unreliable) |
| hotheaded(adjective, passionate, unstable, unpredictable, unreliable) |
| hyper(adjective, passionate, unstable, unpredictable, unreliable) |
| hypersensitive(adjective, passionate, unstable, unpredictable, unreliable) |
| impatient(adjective, passionate, unstable, unpredictable, unreliable) |
| inconsistent(adjective, passionate, unstable, unpredictable, unreliable) |
| mean(adjective, passionate, unstable, unpredictable, unreliable) |
| mercurial(adjective, passionate, unstable, unpredictable, unreliable) |
| neurotic(adjective, passionate, unstable, unpredictable, unreliable) |
| ornery(adjective, passionate, unstable, unpredictable, unreliable) |