| backstairs(adjective, mysterious, private, reticent, taciturn) |
| backward(adjective, person, feelings) |
| brooding(adjective, cool, cold, sensitive, shy) |
| buttoned up(expression, adjective, reserved, reticent, taciturn) |
| buttoning up(expression, adjective, quiet, reserved, secret) |
| cagey(adjective, quiet, restrained, mysterious, reticent) |
| clammed up(expression, adjective, quiet, reticent, taciturn) |
| clamming up(expression, adjective, quiet, reserved, secret) |
| closemouthed(adjective, quiet, reserved, secret, private) |
| cold shoulder(adjective, person, feelings) |
| covert(adjective, mysterious, private, reticent, taciturn) |
| cryptic(adjective, mysterious, private, reticent, taciturn) |
| curt(adjective, aloof, reserved, reticent, taciturn) |
| demure |
| dour(adjective, aloof, reserved, reticent, uncommunicative) |
| dried-up(adjective, aloof, reserved, reticent, dour) |
| dried up(expression, adjective, quiet, restrained, reserved) |
| dumb(adjective, aloof, reserved, reticent, silent) |
| dummied up(expression, adjective, quiet, restrained, reticent) |
| easy-going(adjective, cool, cold, sensitive, shy) |