92 entries under restrained topic. ×

17
subdued(verb, adjective, calm, dull, close)
16
hushed(verb, adjective, calm, dull, close)
14
quiet(adjective, calm, dull, close, weak)
14
soft(adjective, calm, dull, close, quiet)
13
low(adjective, calm, dull, close, quiet)
10
softened(verb, adjective, dull, quiet, weak)
8
dim(adjective, dull, quiet, weak, soft)
7
indistinct(adjective, dull, close, quiet, weak)
6
noiseless(adjective, close, quiet, soft, low)
5
mellow(adjective, calm, quiet, smooth, soft)
5
quieted(verb, adjective, close, quiet, soft)
5
stilled(verb, adjective, close, quiet, soft)
4
checked(verb, quiet, soft, reasonable)
4
dumb(adjective, close, quiet, soft, low)
4
mute(adjective, dull, close, quiet, soft)
4
soundless(adjective, close, quiet, soft, low)
4
still(adjective, close, quiet, soft, low)
4
toned down(verb, expression, adjective, phrasal verb, quiet)
3
calm(adjective, quiet, smooth, soft, reasonable)
3
low-key(adjective, quiet, gentle, plain)
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APASmart Define. (2015). muted thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/muted/thesaurus/synonyms
ChicagoSmart Define. 2015. "muted thesaurus" https://smartdefine.org/muted/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, muted thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/muted/thesaurus/synonyms>.
MLASmart Define. "muted thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/muted/thesaurus/synonyms>