| Main Entry: | |
| Part of Speech: | verb |
| Definition: | buzz, vibrate |
| Synonyms: | bombilate, bombinate, bum, bumble, croon, drone, moan, mumble, murmur, purr, rustle, sing, sing low, sound, strum, throb, thrum, trill, warble, whir, whisper, zoom |
| Main Entry: | buzz |
| Part of Speech: | verb |
| Definition: | make droning sound |
| Synonyms: | bombinate, bumble, drone, fizz, fizzle, hum, murmur, reverberate, ring, sibilate, whir, whisper, whiz |
| Main Entry: | drone |
| Part of Speech: | verb |
| Definition: | making noise continuously |
| Synonyms: | bombinate, buzz, chant, drawl, hum, intone, nasalize, purr, sound, strum, thrum, vibrate, whirr |
| Antonyms: | be quiet, silence |
| Main Entry: | murmur |
| Part of Speech: | verb |
| Definition: | make low, continuous sound |
| Synonyms: | babble, burble, buzz, drip, drone, flow, growl, gurgle, hum, meander, moan, mumble, mutter, purl, purr, ripple, rumble, stage-whisper, stammer, stutter, susurrate, tinkle, trickle, utter, verbalize, vocalize, voice, whisper |
| Antonyms: | speak clearly |
| Main Entry: | operate |
| Part of Speech: | verb |
| Definition: | perform, function |
| Synonyms: | accomplish, achieve, act, act on, advance, be in action, behave, bend, benefit, bring about, burn, carry on, click*, compel, complete, concern, conduct, contact, contrive, convey, cook*, determine, direct, do, enforce, engage, exert, finish, fulfill, get results, go, hit*, hum, influence, keep, lift, move, ordain, percolate, proceed, produce, produce a result, progress, promote, react, revolve, roll, run, serve, spin, take, tick, transport, turn, work |
| Main Entry: | roll |
| Part of Speech: | verb |
| Definition: | thunder, reverberate |
| Synonyms: | bombinate, boom, cannonade, drum, echo, growl, grumble, hum, pattern, quaver, rattle, re-echo, resound, roar, ruffle, rumble, rustle, sound, trill, whirr |
| Main Entry: | rustle |
| Part of Speech: | verb |
| Definition: | swish, whisper |
| Synonyms: | crackle, crepitate, crinkle, hum, murmur, patter, sigh, stir, tap, whir, whish, whoosh |
| Main Entry: | sing |
| Part of Speech: | verb |
| Definition: | carry a tune with one's voice |
| Synonyms: | belt out, burst into song, buzz*, canary, cantillate, carol, chant, chirp, choir, croon, descant, duet, groan*, harmonize, hum, hymn, intone, lift up a voice, line out, lullaby, make melody, mouth, pipe, purr, resound, roar, serenade, shout, singsong, solo, trill, troll, tune, vocalize, wait, warble, whine, whistle, yodel |
| Antonyms: | be quiet |
| Main Entry: | sound |
| Part of Speech: | verb |
| Definition: | produce noise |
| Synonyms: | babble, bang, bark, blare, blow, boom, burst, buzz, cackle, chatter, clack, clang, clank, clap, clatter, clink, crash, creak, detonate, echo, emit, explode, hum, jabber, jangle, jar, moan, murmur, patter, play, rattle, reflect, resonate, resound, reverberate, ring, roar, rumble, shout, shriek, shrill, sing, slam, smash, snort, squawk, thud, thump, thunder, toot, trumpet, vibrate, whine, whisper |
| Antonyms: | quiet |