| coy(adjective, timid, unwilling, introverted) |
| disinclined(adjective, timid, unwilling, introverted) |
| distrustful(adjective, timid, unwilling, introverted) |
| fearful(adjective, timid, unwilling, introverted) |
| hesitant(adjective, timid, unwilling, introverted) |
| indisposed(adjective, timid, unwilling, introverted) |
| inhibited(adjective, timid, unwilling, introverted) |
| introverted(adjective, timid, unwilling) |
| loath(adjective, timid, unwilling, introverted) |
| nervous(adjective, timid, unwilling, introverted) |
| quiet(adjective, timid, unwilling, introverted) |
| recessive(adjective, timid, unwilling, introverted) |
| reluctant(adjective, timid, unwilling, introverted) |
| reserved(adjective, timid, unwilling, introverted) |
| reticent(adjective, timid, unwilling, introverted) |
| shrinking(adjective, timid, unwilling, introverted) |
| skittish(adjective, timid, unwilling, introverted) |
| suspicious(adjective, timid, unwilling, introverted) |
| unassertive(adjective, timid, unwilling, introverted) |
| unassured(adjective, timid, unwilling, introverted) |