| laid-back(cool, unfriendly, reserved, icy) |
| misanthropic(quiet, gentle, unfriendly, peaceful) |
| muted(adjective, close, quiet, soft, low) |
| nonvocal(quiet, soft, low, still) |
| on the QT(expression, adjective, idiom, reserved) |
| reclusive(adjective, close, quiet, cool, cold) |
| soundless(adjective, close, quiet, soft, low) |
| timid(cool, cold, awkward, unfriendly) |
| tongue-tied(quiet, awkward, still, reticent) |
| unspeaking(adjective, close, quiet, soft, low) |
| uppity(cool, cold, unfriendly, reserved) |
| zipped(quiet, still, mysterious, private) |
| antagonistic(cold, unfriendly, reserved, antisocial) |
| easy-going(cool, unfriendly, reserved, antisocial) |
| hostile(cold, unfriendly, reserved, antisocial) |
| not forthcoming(expression, quiet, silent, tight-lipped) |
| recessive(cool, cold, unfriendly, reserved) |
| sensitive(cool, unfriendly, reserved, antisocial) |
| stuck-up(cool, cold, unfriendly, reserved) |
| unneighborly(cool, cold, unfriendly, reserved) |