| covert(mysterious, private, reticent, taciturn, uncommunicative) |
| cryptic(mysterious, private, reticent, taciturn, uncommunicative) |
| curious |
| darkly |
| dazed(silent, dumb, astonished, thunderstruck, flabbergasted) |
| dried up(expression, quiet, restrained, reserved, reticent) |
| dumbfounded(silent, dazed, dumb, astonished, thunderstruck) |
| dumbstruck(silent, dazed, dumb, astonished, thunderstruck) |
| evasive(reserved, reticent, taciturn) |
| flabbergasted(astonished, thunderstruck) |
| gobsmacked(astonished, thunderstruck, flabbergasted) |
| guarded(reserved, mysterious, private, reticent, taciturn) |
| hesitant(quiet, restrained, discreet) |
| inarticulate(silent, dazed, dumb, astonished, thunderstruck) |
| incommunicable(adjective, taciturn) |
| introverted(reserved, reticent, uncommunicative) |
| noncommittal |
| nonvocal(quiet, shy, silent) |
| offish(reserved, reticent, taciturn) |
| private(reserved, mysterious, secret, reticent, secretive) |