Related Clues:
- Note from a bird
- Cabaret singer ends poorly in quaver
- Singer's wavering tone
- Fluctuation in pitch
- Fiddle not half inspiring difficult child — that's the effect of music!
- Bird's warbling sound
- Vocal quaver
- Vocalist's warble
- Quivering musical effect
- Vibrating noise in shaky Metro line that’s old
- First name in 'The Godfather'
- Violin vibrato sound
- Quavering effect in music
- Rapid pitch variation
- Vocal vibrato — lot more (anag)