| unpretentious |
| Delphic(uncertain, nervous, insecure, unsure, unconfident) |
| afraid(uncertain, nervous, insecure, unsure, unconfident) |
| anxious(uncertain, nervous, insecure, unsure, unconfident) |
| apprehensive(uncertain, nervous, insecure, unsure, unconfident) |
| betwixt and between(expression, idiom, nervous, insecure, unsure) |
| borderline(nervous, insecure, unsure) |
| choked(uncertain, nervous, insecure, unsure, unconfident) |
| distrustful(nervous, insecure, unsure) |
| doubtful(uncertain, nervous, insecure, unsure, unconfident) |
| dubious(nervous, insecure, unsure) |
| fluctuant(nervous, insecure, unsure) |
| fly-by-night(nervous, insecure, unsure) |
| hanging by thread(expression, idiom, uncertain, nervous, insecure) |
| hesitant(uncertain, nervous, insecure, unsure, unconfident) |
| iffy(nervous, insecure, unsure) |
| in a quandary(expression, idiom, nervous, insecure, unsure) |
| indecisive(nervous, insecure, unsure) |
| indeterminate(nervous, insecure, unsure) |
| insecure(uncertain, nervous, unsure, unconfident) |