| thrifty(considerate, cautious, prudent, suspicious, watchful) |
| touch and go(expression, adjective, idiom, uncertain, nervous) |
| troubled(adjective, uncertain, negative, nervous, doubtful) |
| unassertive(adjective, modest, nervous, humble, shy) |
| unassured(adjective, uncertain, modest, nervous, humble) |
| unclear(adjective, uncertain, nervous, doubtful, hesitant) |
| unconfident(adjective, uncertain, nervous, doubtful, shaky) |
| undependable(adjective, uncertain, nervous, doubtful, shaky) |
| unpersuaded |
| unpoised(nervous, meek, insecure, timid, unsure) |
| unresolved(uncertain, hesitant, dubious, unsure) |
| untrustworthy(adjective, uncertain, nervous, doubtful, shaky) |
| untrusty(adjective, uncertain, nervous, doubtful, shaky) |
| unwasteful(considerate, cautious, prudent, suspicious, watchful) |
| up for grabs(expression, adjective, idiom, uncertain, nervous) |
| vacillant |
| walking on eggs(expression, considerate, cautious, prudent, suspicious) |
| watchful(adjective, careful, doubtful, considerate, cautious) |
| watching out(expression, considerate, cautious, prudent, suspicious) |
| wavering(uncertain, nervous, doubtful, hesitant, dubious) |