| quietness(calm, quiet, speech, silence, softness) |
| quietude(calm, quiet, speech, silence, softness) |
| quietus(calm, quiet, speech, silence, softness) |
| recondite(secret, hidden, clandestine, underground, undisclosed) |
| repress |
| reserve(calm, quiet, speech, silence, softness) |
| reserved(adjective, quiet, careful, vague, secret) |
| reticence(calm, quiet, speech, silence, softness) |
| reticent(adjective, quiet, short, distant, reserved) |
| retired(adjective, quiet, reserved, secret, private) |
| saturninity(calm, quiet, speech, silence, softness) |
| secluded(adjective, quiet, reserved, secret, private) |
| secretiveness |
| secretly(clandestine, slyly, underhandedly, surreptitiously) |
| secretness |
| shifty(dishonest, cunning, deceitful, sneaky, underhanded) |
| shrouded(adjective, separate, secret, hidden, clandestine) |
| shut down |
| shut up(verb, expression, calm, dull, quiet) |
| silent(adjective, quiet, reserved, secret, private) |