| close | (adj) inclined to secrecy or reticence about divulging information, Syn. closelipped, closemouthed, tightlipped, secretive, Example: although they knew her whereabouts her friends kept close about it |
| Closemouthed | a. Cautious in speaking; secret; wary; uncommunicative. [ 1913 Webster ] |
| schweigend | closemouthed [Add to Longdo] |