Word Study
warbling
THESAURUS
warbling
bel canto, bravura, choral singing, coloratura, croon, crooning, folk singing, hum, humming, intonation, lyricism, operatic singing, scat, scat singing, singing, sol-fa, sol-fa exercise, solfeggio, solmization, song, tonic sol-fa, vocal music, vocalization, yodel, yodelingFor further exploring for "warbling" in Webster Dictionary Online