| worried(adjective, uncertain, anxious, shy, fearful) |
| yellow-bellied(adjective, weak, soft, base, personality) |
| chicken-livered(adjective, frightened) |
| compliant |
| dastardly(adjective, weak, soft, low, base) |
| inhibited(adjective, feel doubt) |
| insecure(adjective, uncertain, shy, hesitant, meek) |
| jittery(adjective, weak, anxious, shy, worried) |
| jumpy(adjective, uncertain, anxious, shy, worried) |
| obedient |
| quiet(adjective, simple, moderate, gentle, modest) |
| subdued(quiet, gentle, humble, submissive) |
| tame(quiet, gentle, nervous, humble, subdued) |
| unassuming(adjective, quiet, gentle, modest, humble) |
| unforthcoming(adjective, cool, cold, sensitive, shy) |
| unmanly(shy, worried, afraid, apprehensive, scared) |
| unpretentious(adjective, quiet, gentle, modest, humble) |
| unsociable(adjective, shy, unfriendly, reticent, unassuming) |
| wimpish(adjective, weak, spineless, irresolution, mean-spirited) |
| acquiescent(adjective, quiet, gentle, humble, subdued) |