| uncertain(adjective, open, weak, nervous, unstable) |
| unsure(adjective, open, weak, uncertain, awkward) |
| shy(adjective, quiet, uncertain, awkward, doubtful) |
| timid(adjective, weak, gentle, delicate, uncertain) |
| doubtful(adjective, open, weak, uncertain, awkward) |
| indecisive(adjective, open, weak, uncertain, nervous) |
| vacillating(adjective, weak, uncertain, nervous, unstable) |
| irresolute(adjective, open, weak, uncertain, nervous) |
| reluctant(adjective, delicate, uncertain, modest, humble) |
| wavering(adjective, open, weak, uncertain, nervous) |
| hesitating(adjective, weak, uncertain, shy, doubtful) |
| dubious(adjective, open, uncertain, nervous, doubtful) |
| undecided(adjective, open, weak, uncertain, nervous) |
| unwilling(adjective, uncertain, modest, humble, shy) |
| loath(adjective, uncertain, modest, humble, shy) |
| diffident(adjective, uncertain, nervous, shy, doubtful) |
| faltering(adjective, weak, uncertain, awkward, shy) |
| vacillant(adjective, shy, doubtful, decide, wavering) |
| fearful(adjective, weak, gentle, uncertain, anxious) |
| humble(adjective, modest, nervous, shy, meek) |