| timorous(adjective, fear, nervous, worried) |
| shaky(adjective, fear, unstable, worried) |
| frightened(nervous, worried, fearful, afraid) |
| timid(adjective, fear, nervous, worried) |
| nervous(adjective, weak, fear, unsettled) |
| afraid(adjective, fear, nervous, worried) |
| diffident(fear, nervous, worried, fearful) |
| jittery(adjective, weak, unstable, unsettled) |
| mousy(worried, afraid, apprehensive, scared) |
| quivery(adjective, weak, unsettled, shaky) |
| apprehensive(adjective, fear, nervous, worried) |
| hesitant(adjective, nervous, worried, fearful) |
| skittish(worried, afraid, apprehensive, scared) |
| anxious(worried, afraid, apprehensive, scared) |
| fainthearted(adjective, nervous, worried, fearful) |
| jumpy(adjective, worried, afraid, apprehensive) |
| worried(afraid, apprehensive, scared, alarmed) |
| yellow(adjective, worried, fearful, afraid) |
| agitated(worried, afraid, apprehensive, scared) |
| chicken(adjective, nervous, worried, afraid) |