51 entries under whisper topic. ×

29
mumble(noun, verb, go, deliver, low)
27
murmur(noun, verb, expression, go, sound)
11
growl(verb, utter, grumble, babble)
10
moan(verb, protest, complain, utter, flow)
7
rumble(noun, verb, utter, buzz, grumble)
6
undertone(noun, low, hint, suggestion, trace)
5
drawl(go, talk, convey, chatter, chat)
5
utter(verb, state, express, reveal, talk)
5
whimper(verb, utter, whine, groan)
4
voice(noun, verb, expression, express, talk)
3
babble(verb, low, utter, flow, chatter)
3
burble(verb, utter, flow, purr, babble)
3
buzz(noun, low, hint, trace, utter)
3
stammer(verb, utter, flow, babble)
3
stutter(verb, utter, flow, purr, babble)
3
susurrate(verb, utter, flow, babble)
2
articulate(verb, state, go, express, talk)
2
drone(verb, low, utter, buzz, babble)
1
go(verb, state, express, talk, say)
1
hum(low, hint, trace, utter, buzz)
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APASmart Define. (2015). mutter thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/mutter/thesaurus/synonyms
ChicagoSmart Define. 2015. "mutter thesaurus" https://smartdefine.org/mutter/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, mutter thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/mutter/thesaurus/synonyms>.
MLASmart Define. "mutter thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/mutter/thesaurus/synonyms>