| of two minds(expression, adjective, idiom, open, uncertain) |
| shy(adjective, irresolute) |
| suspicious(uncertain, nervous, doubtful, vague, hesitant) |
| iffy(adjective, open, uncertain, definite, doubtful) |
| in question(expression, adjective, idiom, uncertainty, uncertain) |
| incredulous |
| infirm(adjective, weak, uncertain, doubtful, unsure) |
| shilly-shallying |
| unsteady(adjective, weak, uncertain, doubtful, hesitant) |
| volatile(adjective, hesitant, wavering, indecisive, irresolute) |
| unstable(adjective, weak, uncertain, nervous, doubtful) |
| ambiguous(adjective, open, uncertain, doubtful, unsettled) |
| double-minded(adjective, irresolute, irresolution) |
| fluctuating(adjective, weak, uncertain, doubtful, hesitant) |
| insecure(adjective, open, uncertain, nervous, doubtful) |
| mercurial |
| neutral(adjective, detached, unconcerned, impartial, unbiased) |
| perplexed(uncertain, doubtful, hesitant, dubious, unsure) |
| unconvinced(adjective, uncertain, nervous, doubtful, hesitant) |
| undependable(adjective, uncertain, nervous, doubtful, insecure) |