| bury(verb, conceal, concealment) |
| choke off(verb, expression, calm, break, dull) |
| cloak(verb, show, prevent, conceal) |
| cover up(verb, expression, stop, restrain, curb) |
| curb(verb, stop, quiet, restrain, suppress) |
| damp(verb, dull, quiet, diminish, abate) |
| dead of night(expression, idiom) |
| dumbness(noun, calm, quiet, speech, silence) |
| enshroud(verb, show, prevent, conceal) |
| fall silent(verb, expression, idiom, calm, dull) |
| hush-hush(noun, verb, calm, dull, quiet) |
| hush of night(expression, idiom) |
| keep secret(verb, expression, idiom, concealment) |
| make silent(verb, expression, calm, subdue, relax) |
| mask(verb, show, prevent, conceal) |
| motionlessness(noun, stop, calm, break, quiet) |
| mum's the word(expression, idiom, interjection, taciturnity) |
| muteness(noun, calm, quiet, speech, silence) |
| obscure(verb, conceal) |
| pause(noun, stop, calm, break, quiet) |