acoustic tile, antiknock, antlia, apply to, baffle, baffler, beak, beezer, bill, black out, blanket, block, bugle, bundle up, canopy, censor, choke, choke off, cloak, clothe, cloud, conceal, conk, cope, cover, cover up, cowl, curtain, cushion, damp, dampen, dampener, damper, deaden, deafen, dull, dumbfound, eclipse, enfold, enshroud, envelop, film, gag, hap, hood, hugger-mugger, hush, hush up, hush-hush, hushcloth, kill, lay on, lay over, mantle, mask, mellow, muffle
up, muffler, mute, muzzle, nares, neb, nib, nose, nostrils, nozzle, obduce, obscure, occult, olfactory organ, overlay, overspread, pecker, proboscis, protect, put on, put to silence, quash, quiet, quieten, quietener, repress, rhinarium, rostrum, schnozzle, screen, scum, shield, shroud, shush, shut down on, silence, silence cloth, silencer, sit on, smeller, smother, snoot, snout, soft pedal, soft-pedal, soften, sordine, sordino, sound-absorbing material, soundproofing, soundproofing insulation, sourdine, spread over, squash, squelch, stifle, still, stop, strangle, strike dumb, subdue, superimpose, superpose, suppress, swaddle, swathe, throttle, tone down, trunk, veil, wrap, wrap up
keep silence, speak low, speak softly, whisper, silence, render mute, render silent, muzzle, muffle
, suppress, smother, gag, strike dumb, dumfounder, drown the voice, put to silence, stop one's mouth, cut one short, stick in the throat.
stammer, stutter, hesitate, falter, hammer, balbutiate, balbucinate, haw, hum and haw, be unable to put two words together, mumble, mutter, maud, mauder, whisper, mince, lisp, jabber, gibber, sputter, splutter, muffle
, mump, drawl, mouth, croak, speak thick, speak through the nose, snuffle, clip one's words, murder the language, murder the King's English, murder the Queen's English, mispronounce, missay.
be silent, hold one's tongue, render silent, silence, still, hush, stifle, muffle
, stop, muzzle, put to silence.
conceal, hide, secrete, put out of sight, lock up, seal up, bottle up, encrypt, encode, cipher, cover, screen, cloak, veil, shroud, cover up one's tracks, screen from sight, screen from observation, drawing the veil, draw the curtain, close the curtain, curtain, shade, eclipse, throw a view over, be cloud, be mask, mask, disguise, ensconce, muffle
, smother, befog, whisper, keep from, keep back, keep to oneself, keep snug, keep close, keep secret, keep dark, bury, sink, suppress, keep from, keep from out of view, keep from out of sight, keep in the shade, throw into the shade, throw into background, stifle, hush up, smother, withhold, reserve, fence with a question, ignore, keep a secret, keep one's own counsel, hold one's tongue, make no sign, not let it go further, not breathe a word, not breathe a syllable about, not let the right hand know what the left is doing, hide one's light under a bushel, bury one's talent in a napkin, keep in the dark, leave in the dark, keep in the ignorance, blind, blind the eyes, blindfold, hoodwink, mystify, puzzle, bamboozle, be concealed, suffer an eclipse, retire from sight, couch, hide oneself, lie hid, lie in perdu, lie in close, lie in ambush (ambush), seclude oneself, lurk, sneak, skulk, slink, prowl, steal into, steal out of, steal by, steal along, play at bopeep, play at hide and seek, hide in holes and corners, still hunt.