| recalcitrant(adjective, unenthusiastic, unwilling, disinclined) |
| sceptical |
| shaky(adjective, weak, uncertain, anxious, nervous) |
| shifting(adjective, wavering, indecisive) |
| shilly-shally(adjective, decide, irresolute) |
| spineless(adjective, uncertain, nervous, unstable, shy) |
| uninterested(adjective, unfaithful, disloyal) |
| vague(adjective, open, obscure, uncertain, nervous) |
| volatile(adjective, anxious, worried, tense, wavering) |
| wary(adjective, delicate, restrained, modest, humble) |
| yellow(adjective, nervous, shy, worried, fearful) |
| agnostic(uncertain, dubious, unsure) |
| antagonistic(adjective, hostile, opposing, unwilling, disinclined) |
| ashamed(adjective, remorseful, regretting) |
| balky(adjective, unwilling, uncooperative) |
| bashful(adjective, quiet, simple, gentle, restrained) |
| canny(restrained, cautious, suspicious, wary) |
| chancy(uncertain, doubtful, vague, unsure) |
| changing(adjective, weak, uncertain, doubtful, unsettled) |
| cynical(adjective, uncertain, unsure) |