| weak-kneed(adjective, weak, nervous, worried) |
| aflutter(worried, afraid, apprehensive, scared) |
| aghast(upset, worried, afraid, apprehensive) |
| agitated(worried, afraid, apprehensive, scared) |
| alarmed(upset, worried, afraid, apprehensive) |
| anxious(upset, worried, afraid, apprehensive) |
| discomposed(worried, afraid, apprehensive, scared) |
| disturbed(worried, afraid, apprehensive, scared) |
| goose-bumpy(worried, afraid, apprehensive, scared) |
| have cold feet(expression, idiom, upset, worried) |
| hesitant(adjective, worried, afraid, apprehensive) |
| jittery(upset, worried, afraid, apprehensive) |
| jumpy(adjective, upset, worried, afraid) |
| nervy(worried, afraid, apprehensive, scared) |
| perturbed(worried, afraid, apprehensive, scared) |
| phobic(worried, afraid, apprehensive, scared) |
| quivery(worried, afraid, apprehensive, scared) |
| running scared(expression, upset, worried, afraid) |
| shaky(upset, weak, thin, worried) |
| sheepish(adjective, worried, afraid, apprehensive) |