| trembling(adjective, weak, nervous, unstable, unsettled) |
| excitable(adjective, upset, excited, anxious, nervous) |
| flustered(adjective, anxious, worried, tense) |
| overwrought(adjective, upset, hurt, low, sad) |
| panicky(adjective, upset, weak, anxious, nervous) |
| ruffled(adjective, hurt, low, sad, unhappy) |
| shivering(adjective, agitated, unsteady, trembling) |
| timid(adjective, weak, anxious, shy, worried) |
| tremulous(adjective, weak, unstable, shy, unsettled) |
| alarmed(adjective, upset, uncertain, anxious, awkward) |
| concerned(adjective, upset, excited, uncertain, anxious) |
| discomposed(adjective, awkward, shy, unsettled, worried) |
| fainthearted(adjective, person, weak, feelings, shy) |
| feverish(adjective, agitated) |
| hyper(adjective, adverb, upset, excited, anxious) |
| in a tizzy(expression, adjective, idiom, upset, excited) |
| intimidated(adjective, shy, worried, afraid, apprehensive) |
| lily-livered(adjective, upset, weak, soft, uncertain) |
| petrified(adjective, person, feelings, emotions, frightened) |
| rattled(adjective, upset, hurt, low, sad) |