grumble 1verbdomain: v speakingPrinceton WordNet [ver.3.1]EnglishDefinitionshow one's unhappiness or critical attitudeReport errorPath to highest hypernymMorphologySynset graphExamples1.He scolded about anything that he thought was wrong2.We grumbled about the increased work loadSynonymsgrouch 1show one's unhappiness or critical attitudescold 2show one's unhappiness or critical attitude