| be anxious(verb, worry, avoid, fuss, fret) |
| be apprehensive(verb, worry, avoid, fuss, fret) |
| be disquieted(verb, worry, avoid, fuss, fret) |
| be frightened(verb, worry, avoid, fuss, fret) |
| be in awe(verb, worry, avoid, fuss, fret) |
| beat(verb, shake, jerk, tremble, jolt) |
| blench(verb, withdraw, retreat, dodge, hesitate) |
| blink(verb, withdraw, retreat, dodge, hesitate) |
| bob |
| bobble |
| bounce |
| brandish(verb, upset, disturb, shake, swing) |
| break out in a sweat(expression, idiom, worry, avoid, fuss) |
| carom(verb, withdraw, retreat, dodge, hesitate) |
| commove(verb, upset, disturb, shake, swing) |
| concuss(verb, upset, disturb, shake, swing) |
| concussion |
| contraction(noun, tremor, tic) |
| cower(verb, move, worry, avoid, shake) |
| cringe(noun, verb, withdraw, retreat, fear) |