| wobbly(adjective, weak, uncertain, nervous, unstable) |
| capricious(adjective, irregular, dubious, unpredictable, unreliable) |
| chancy(adjective, dubious, risky, dangerous, immense) |
| erratic(adjective, irregular, dubious, unpredictable, risky) |
| iffy(adjective, uncertain, nervous, irregular, doubtful) |
| insecure(adjective, weak, uncertain, nervous, unstable) |
| shaky(adjective, uncertain, nervous, unstable, doubtful) |
| unsure(adjective, weak, uncertain, nervous, unstable) |
| weak(adjective, uncertain, nervous, unstable, doubtful) |
| unpredictable(adjective, irregular, dubious, unreliable, risky) |
| unstable(adjective, weak, uncertain, nervous, irregular) |
| vacillant |
| wavering(adjective, weak, uncertain, nervous, unstable) |
| whimsical(adjective, irregular, dubious, unpredictable, unreliable) |
| dicey(noun, adjective, irregular, dubious, unpredictable) |
| incalculable(adjective, irregular, dubious, unpredictable, unreliable) |
| rootless(adjective, weak, uncertain, nervous, unstable) |
| unsettled(adjective, weak, unstable, dubious, risky) |
| vacillate |
| vacillating(adjective, weak, uncertain, nervous, unstable) |