| Main Entry: | |
| Part of Speech: | noun |
| Definition: | whizzing |
| Synonyms: | buzzing, hissing, humming, whir |
| 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: | hiss |
| Part of Speech: | verb |
| Definition: | make buzzing sound; ridicule |
| Synonyms: | blow, boo, catcall, condemn, damn, decry, deride, disapprove, hoot, jeer, mock, rasp, revile, seethe, shout down, shrill, sibilate, siss, spit, wheeze, whirr, whisper, whistle, whiz |
| Main Entry: | hum |
| 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: | 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: | rotate |
| Part of Speech: | verb |
| Definition: | go around in circle |
| Synonyms: | circle, circumduct, circumvolve, gyrate, gyre, move, pirouette, pivot, reel, revolve, roll, spin, swivel, troll, trundle, turn, twirl, twist, waltz, wheel, whirl, whirligig, whirr |
| Notes: | revolve and rotate are synonyms in everyday writing, but not in scientific/technical writing: the Earth revolves around the Sun and rotates upon its axis |
| 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: | whirl |
| Part of Speech: | verb |
| Definition: | spin around |
| Synonyms: | circle, eddy, gyrate, gyre, pirouette, pivot, purl, reel, revolve, roll, rotate, swirl, swoosh, turn, turn around, twirl, twist, wheel, whir |
| Antonyms: | straighten |
| Main Entry: | whiz |
| Part of Speech: | verb |
| Definition: | move quickly by |
| Synonyms: | bullet, buzz, dart, flit, fly, hiss, hum, hurry, hurtle, race, speed, swish, whir, whirl, whisk, whoosh, zip |
| Antonyms: | decelerate |