3
plaint(noun, lamentation)
3
raise a howl(expression, idiom)
3
register a complaint(expression, idiom)
3
sough(noun, verb, murmur)
3
stammer(verb, utter, flow, babble, whisper)
3
still small voice(expression, idiom)
3
stutter(verb, utter, flow, purr, babble)
3
susurrate(verb, utter, flow, babble, whisper)
3
susurration(noun, low, hint, buzz, word)
3
wail of woe(expression, idiom)
3
yawp(protest, complain, moan, nag)
2
air a grievance(expression, idiom)
2
bellyache(verb, protest, complain, grumble, moan)
2
whine(noun, verb, protest, complain, utter)
2
articulate(verb, state, go, express, talk)
2
berate
2
bewail(verb, whine, groan)
2
blabber
2
choke
2
clack
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APASmart Define. (2015). mutter thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/mutter/thesaurus/synonyms
ChicagoSmart Define. 2015. "mutter thesaurus" https://smartdefine.org/mutter/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, mutter thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/mutter/thesaurus/synonyms>.
MLASmart Define. "mutter thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/mutter/thesaurus/synonyms>