calm, soothe, pacify, hush, silence, still, tranquilize, lull, appease, settle, subdue, alleviate, mollify, placate, mitigate, allay, assuage, compose, ease, relieve, soften, moderate, quell, repress,... [more]
muting, quieting, hushing, stifling, suppressing, shushing, muffling, damping, deadening, gagging, stilling, damping down, silencing down, quelling, subduing, smothering, muzzling, blanketing, damping... [more]
silence, quiet, stillness, calm, peace, tranquility, muteness, noiselessness, soundlessness, lull, serenity, quietude, calmness, hushness, quiescence, placidity, restfulness, still, quieten, mute, shu... [more]