1. To be quavered or modulated; to be uttered melodiously; to sing.

2. A quavering modulation of the voice, as in birds; a song.

3. To quaver the voice; to modulate with turns or variations; to cause to quaver; to be modulated.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• wooble,
• vable,
• woble,
• parble,
• warly,
• varable,
• varible,
• arble,
• duarble,
• barbly,
• marbale,
• purble,
• vairble,
• hable,
• wasable,
• dwable,
• verble,
• warley,
• payble,
• bearble

• warbler.

The adverb form of the word "warble" is "warblingly".

The adjective form of "warble" is "warbled".

The plural of the "warble" can be the "warbles".

The singular of the "warble" can be the "warble".