4
complain
3
talk
3
utter
2
kick
2
mouth
2
sound off
2
speak
1
grumble
1
make a buzzing sound
1
mumble
1
murmur
1
quetch
1
unhappy
1
unpleasant sounds
1
verbalize
0
complaint
0
kvetch
0
sound
0
verbalise
11 years ago|337 views|share |citing 
APASmart Define. (2015). mutter thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/mutter/thesaurus/broader
ChicagoSmart Define. 2015. "mutter thesaurus" https://smartdefine.org/mutter/thesaurus/broader (accessed September 20, 2026).
HarvardSmart Define 2015, mutter thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/mutter/thesaurus/broader>.
MLASmart Define. "mutter thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/mutter/thesaurus/broader>