trill
The bird did warble in song.
'Sing' and 'Play' are the four letter words for warble.
my birds like to warble and tweet along to the television all day
Noun
A wolf worm is another name for a warble. The appearance of a warble on a horse is a hole for the larvae to breathe out of, the warble itself looks like a long, slender worm.
I awoke to the warble of several songbirds outside my window. The warble emergency tone sounded to begin the fire drill.
Warble, bawler
The frog began to warble.Her singing sounds more like a gibberish warble.
Corbel
wrens warble
the nightingale
The warble noise in an audio recording is typically caused by fluctuations in the speed of the recording device, resulting in variations in pitch and tone.