| palliated |
| plain(quiet, imperceptible, discreet, inconspicuous, unremarkable) |
| preserved(adjective, secure, guarded, sheltered, shielded) |
| protected |
| quiet(plain, imperceptible, discreet, inconspicuous, unremarkable) |
| redesigned |
| reshaped |
| restricted(clandestine, underground, undisclosed) |
| reticent(obscure, unknown, clandestine, underground, undisclosed) |
| retired(obscure, unknown, clandestine, underground, undisclosed) |
| safe(adjective, secure, guarded, sheltered, shielded) |
| safeguarded(adjective, secure, guarded, sheltered, shielded) |
| secluded(obscure, unknown, clandestine, underground, undisclosed) |
| secreted |
| secured(adjective, secure, guarded, sheltered, shielded) |
| shaded(verb, adjective, secure, guarded, sheltered) |
| strange(obscure, unknown, clandestine, underground, undisclosed) |
| sub rosa(expression, secret, clandestine, underground, underhanded) |
| subtle(quiet, plain, imperceptible, discreet, inconspicuous) |
| top-secret(clandestine, underground, undisclosed) |