| retiring(adjective, quiet, cool, cold, restrained) |
| timid(adjective, cool, cold, modest, sensitive) |
| timorous(adjective, quiet, restrained, thoughtful) |
| bashful(adjective, modest, humble, hesitant) |
| reserved(adjective, quiet, cool, cold, modest) |
| introvert(adjective, quiet, modest, nervous, humble) |
| modest(adjective, humble, hesitant, reticent) |
| unforthcoming(adjective, quiet, cool, cold, restrained) |
| aloof(adjective, quiet, superior, unfriendly) |
| antisocial(adjective, company, unfriendly, reserved) |
| brooding(adjective, characteristic, quality, cool, experience) |
| distant(adjective, quiet, cold, thoughtful) |
| reticent(adjective, modest, nervous, humble) |
| backward(adjective, modest, humble, hesitant) |
| cold(adjective, unfriendly, reserved, reticent) |
| quiet(adjective, restrained, thoughtful, reserved) |
| shrinking(adjective, quiet, restrained, modest, nervous) |
| standoffish(adjective, quiet, cool, cold, restrained) |
| unassertive(adjective, modest, nervous, humble) |
| restrained(adjective, quiet, thoughtful, reticent) |