Synonyms and Antonyms for grumble | Synonym.com

Synonyms and Antonyms for grumble

1. grumble (v.)

show one's unhappiness or critical attitude

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2. grumble (v.)

make complaining remarks or noises under one's breath

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3. grumble (v.)

to utter or emit low dull rumbling sounds

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4. grumble (n.)

a loud low dull continuous noise

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5. grumble (v.)

make a low noise

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6. grumble (n.)

a complaint uttered in a low and indistinct tone

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