| cowardly(adjective, weak, nervous, shy, fearful) |
| unsure(adjective, uncertain, awkward, doubtful, hesitant) |
| nervous(adjective, weak, fear, awkward, shy) |
| reluctant(adjective, uncertain, shy, doubtful, hesitant) |
| reticent(adjective, person, feelings, secret, sneaky) |
| shamefaced(adjective, soft, shy, meek, modesty) |
| insecure(adjective, uncertain, awkward, nervous, worried) |
| shrinking(adjective, weak, nervous, shy, hesitant) |
| unobtrusive(adjective, soft, modest, shy, hesitant) |
| unpretentious(adjective, person, soft, feelings, shy) |
| apprehensive(adjective, weak, uncertain, fear, nervous) |
| doubtful(adjective, uncertain, nervous, shy, hesitant) |
| uncertain(adjective, awkward, nervous, doubtful, hesitant) |
| unconfident(adjective, uncertain, nervous, worried, hesitant) |
| introverted(adjective, feel doubt) |
| tentative(adjective, quiet, uncertain, modest, shy) |
| anxious(adjective, weak, uncertain, awkward, shy) |
| inhibited(adjective, feel doubt) |
| selfless(adjective, modest) |
| withdrawn(adjective, quiet, gentle, modest, aloof) |