Verb
Synonyms by this part of speech
To emit a constant, unbroken humming noise
- hum
- whir
- drone
- buzz
- bumble
- whiz
- burr
- zip
- whish
- zoom
Noun
Synonyms by this part of speech
An individual exceptionally skilled in a particular area
- expert
- master
- virtuoso
- ace
- hotshot
- wizard
- pro
- professional
- buff
- specialist
A constant, soft humming noise
- hum
- drone
- buzz
- whir
- thrum
- purr
- chirr
- churr
- burr
- whiz