Soft whirring Synonyms

Soft replaced

quiet whirring

Definitions for Soft

(adjective) not loud in pitch or volume
(adjective) smooth or delicate in appearance or feel
(adjective) giving easily to the touch

Synonyms for phrase

SW abbreviation

SW is an abbreviation for Soft Whirring

What does SW stand for?

SW stands for "Soft Whirring"

Whirring replaced

Definitions for Whirring

(noun) sound of something in rapid motion
(adjective) like the sound of rapidly vibrating wings