
Open English Wordnet
Nouns
Verbs
(v)grouch, grumble, scoldshow one's unhappiness or critical attitude“He scolded about anything that he thought was wrong”,
“We grumbled about the increased work load” (v)grumble, growl, rumbleto utter or emit low dull rumbling sounds“he grumbled a rude response”,
“Stones grumbled down the cliff”