| isolated(personal, confidential, hush-hush) |
| non-public |
| not open(expression, special, intimate, personal, confidential) |
| off the record(expression, special, intimate, personal, confidential) |
| own(special, intimate, personal, confidential, hush-hush) |
| particular(special, intimate, personal, confidential, hush-hush) |
| personal(special, intimate, confidential, hush-hush) |
| quiet(personal, confidential, hush-hush) |
| removed(personal, confidential, hush-hush) |
| reserved(special, intimate, personal, confidential, hush-hush) |
| retired(personal, confidential, hush-hush) |
| secluded(personal, confidential, hush-hush) |
| separate(special, intimate, personal, confidential, hush-hush) |
| sequestered(personal, confidential, hush-hush) |
| solitary(personal, confidential, hush-hush) |
| special(intimate, personal, confidential, hush-hush) |
| undisclosed(personal, confidential, hush-hush) |
| unofficial(special, intimate, personal, confidential, hush-hush) |
| withdrawn(personal, confidential, hush-hush) |