| beyond range(expression, obscure, remote, isolated, faraway) |
| blocked(dark, impassable) |
| boycott |
| buttoning up(expression, adjective, quiet, reserved, secret) |
| by oneself(expression, adjective, empty, solitary, alone) |
| careful |
| casual(adjective, indifferent, detached, distant, remote) |
| chilly(adjective, indifferent, detached, distant, remote) |
| clamming up(expression, adjective, quiet, reserved, secret) |
| close-lipped(adjective, quiet, reserved, secret, private) |
| closed at one end(expression, idiom, dark, impassable) |
| closemouthed(adjective, quiet, reserved, secret, private) |
| cold(adjective, indifferent, detached, distant, remote) |
| cold fish(expression, adjective, indifferent, detached, distant) |
| comfortless(adjective, down, empty, solitary, alone) |
| companionless(adjective, separate, empty, private, solitary) |
| confidential(adjective, close, quiet, private, isolated) |
| confiscated |
| cryptic(obscure, dark, secret, unknown, hidden) |
| deep(obscure, unknown, clandestine, underground, undisclosed) |