| hairy(adjective, delicate, informal, uncertain, significant) |
| treacherous(adjective, delicate, uncertain, sensitive, unstable) |
| iffy(adjective, delicate, uncertain, sensitive, unstable) |
| questionable(adjective, uncertainty, uncertain, unreliable, insecure) |
| unreliable(adjective, uncertainty, doubtful, tricky, insecure) |
| parlous(adjective, bad, heavy, risky, dangerous) |
| rickety(adjective, weak, unstable, unsettled, shaky) |
| dicey(adjective, delicate, uncertain, sensitive, unstable) |
| slippery(adjective, uncertainty, doubtful, unreliable, tricky) |
| unsettled(adjective, weak, uncertain, awkward, unstable) |
| unsound(adjective, weak, delicate, uncertain, sensitive) |
| undependable(adjective, unreliable, insecure, dangerous, treacherous) |
| wobbly(adjective, change, strong, weak, uncertain) |
| awkward(adjective, difficult, delicate, unsettled, tricky) |
| fickle(adjective, unreliable, changeable, insecure, treacherous) |
| untrustworthy(adjective, uncertainty, unreliable, insecure, treacherous) |
| debatable(adjective, uncertainty, uncertain, shaky, tricky) |
| disputable(adjective, uncertainty, uncertain, tricky, sticky) |
| uneasy(adjective, upset, awkward, shaky, unlikely) |
| unpredictable(adjective, delicate, sensitive, doubtful, vague) |