
Chatter
Background Sound
Use 'chatter' to describe ongoing background noises, often created by multiple sources.

The restaurant was filled with the chatter of diners.
Continuous Noise
'Chatter' implies a rapid succession of sounds, not one isolated noise.

The chatter of keyboards is constant in the office.
Compare with
BabbleBlabberBlatherGabbleGibberishJabberNatterPrattle
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