| on the fence(adjective, undecided) |
| prudent(restrained, careful, safe, cautious, suspicious) |
| recreant(adjective, cowardly) |
| reserved(adjective, quiet, simple, gentle, restrained) |
| resistant(averse, unwilling, reluctant) |
| safe(delicate, restrained, careful, cautious, suspicious) |
| scrupulous(cautious, suspicious, wary) |
| self-effacing(adjective, quiet, simple, gentle, modest) |
| sheepish(adjective, quiet, simple, gentle, ordinary) |
| shifty(adjective, irresolute) |
| sticking(averse, unwilling, reluctant) |
| stumbling(adjective, uncertain, tentative) |
| trembling(adjective, nervous, shy, fearful) |
| troubled(adjective, uncertain, anxious, nervous, worried) |
| unadventurous |
| unbelieving(adjective, skeptical) |
| unclear(open, uncertain, doubtful, unsure, indefinite) |
| uncommunicative(quiet, restrained, unfriendly, distant, discreet) |
| unenthusiastic(adjective, cool, antagonistic, averse, unwilling) |
| unforeseeable(doubtful, vague, changeable, unsure, questionable) |