muttering Synonyms

mutter mussitation murmuration grumble grumbling murmuring murmur speak in an undertone murmurous grouse mumble mumbling mouthing moan speaking sputtering murmurs yammering unmurmuring mumblage maundering Grumbles grousing mussitate whisper whispering whine undertone susurration moaning maunder drone dissatisfaction croak croaking crabbing complaintful complain complaining carp buzz babblement droning exclaiming gabbling intoning ineloquent humming grunting growling