Careful Words

whir (n.)

birr
boom
bowling
bum
burr
buzz
centrifugation
circulation
drone
gyration
hum
purr
revolution
roll
rolling
rotation
spin
spinning
swinging
thrum
trolling
turning
volution
wheeling
whirling
whiz

whir (v.)

birr
bombilate
bombinate
boom
bum
burr
buzz
drone
hum
purr
roll
rolling
spin
thrum
whiz