humming Synonyms

hum be lively warble vocalizing trolling toughish tinnitus thrumming thrum throbbing susurration susurrant strumming stinking solmization solfeggio warbling whirring whir be busy buzzes murmurs scat singing Hums busy as a beaver smelly foul-smelling niffy malodorous whirr be active scatting whizzing whispering sol-fa sing droning drone crooning croon clattering chanting buzz buzzing busy bustling brisk booming bombilation antitypous