Synonyms and Antonyms of muttering
speech that is not clear enough to be understood barely heard mutterings of discontent Synonyms grunt, grunting, murmur, murmuring, mutter, mumbleRelated Words rumor, undertone, whisper; babble, babbling, blab, blabbing, chatter, chattering, drivel, driveling (or drivelling), gabble, gabbling, jabber, jabbering, maundering, prattle, prattling, rambling
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