mouth off

Verb

Meaning

talk in a noisy, excited, or declamatory manner

Source: WordNet

Synonyms

jabber rave spout rant rabbit on bellow mouth pontificate roar fulminate bluster sass declaim harangue backtalk
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Antonyms

keep quiet be quiet be silent say nothing fall silent remain silent
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Hypernyms

speak mouth talk utter verbalize verbalise

Close letter words and terms

mouth mirror mouth music mouth of a sailor mouth off about mouth opening mouth or anus