Sinonimi: grumbling | murmur | murmuring | mutter | muttering
A complaint uttered in a low and indistinct tone; SYN. grumbling, murmur, murmuring, mutter, muttering.
Sinonimi: growl | rumble
To utter or emit low dull rumbling sounds; SYN. growl, rumble.
Mumlanje medveda.