| sensitive(adjective, cool, shy, hostile, unfriendly) |
| shamefaced(adjective, modest, nervous, humble, hesitant) |
| skittish(adjective, modest, nervous, humble, hesitant) |
| standoffish(cool, cold, shy, unfriendly, reserved) |
| stuck-up(cool, cold, sensitive, shy, unfriendly) |
| suspended(adjective, passive) |
| suspicious(adjective, modest, nervous, humble, hesitant) |
| unaffable(reticent, unassuming, undemonstrative, self-effacing) |
| unapproachable(cool, cold, sensitive, shy, unfriendly) |
| unassured(adjective, modest, nervous, humble, hesitant) |
| uncommunicative(cool, cold, shy, unfriendly, reserved) |
| uneager(adjective, modest, nervous, humble, hesitant) |
| uneffusive(adjective, modest, nervous, humble, hesitant) |
| unexpansive(reticent, unassuming, undemonstrative, self-effacing) |
| unfriendly(cool, cold, sensitive, shy, reserved) |
| unresponsive(adjective, modest, nervous, humble, hesitant) |
| unwilling(adjective, modest, humble, hesitant, suspicious) |
| uppity(cool, cold, sensitive, shy, unfriendly) |
| wary(adjective, modest, humble, hesitant, suspicious) |