grumble Synonyms

scold grumbling mutter croak rumble growl murmuring gnarl murmur grouch rumbling muttering whining roysterer roll repine reboation quibble protestation protest plaint objection resound snarl snivel sourpuss grousing heart murmur raise a stink make a stink nitpick find fault yammer squealing sound off kvetch whispering whinge whine whimper thunder squawk make a fuss niggle murmuration drumbeat croaking criticism crab complin