58 entries under soft topic. ×

2
noiseless(adjective, close, quiet, low)
2
clammed up(verb, expression, adjective, phrasal verb, close)
2
hush(verb, adjective, calm, dull, close)
2
hushed(adjective, close, quiet, low)
2
indistinct(quiet, still, confused, silent)
2
mousy(adjective, quiet, still, speak)
2
muffled(adjective, close, quiet, low)
2
secretive(adjective, close, quiet, low)
1
bashful(quiet, still, silent, hushed)
1
buttoned up(expression, adjective, close, quiet)
1
close-mouthed(adjective, close, quiet, low)
1
closed up(verb, expression, quiet, still)
1
could hear a pin drop(expression, adjective, idiom, close, quiet)
1
curbed(quiet, still, silent, hushed)
1
dummied up(verb, expression, quiet, still)
1
hushful(adjective, close, quiet, low)
1
iced(quiet, still, silent, hushed)
1
inconversable(quiet, still, silent, hushed)
1
inhibited(quiet, still, silent, hushed)
1
inobtrusive(adjective, quiet, low)
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APASmart Define. (2016). dumb thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/dumb/thesaurus/synonyms
ChicagoSmart Define. 2016. "dumb thesaurus" https://smartdefine.org/dumb/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, dumb thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/dumb/thesaurus/synonyms>.
MLASmart Define. "dumb thesaurus" 29 March 2016. Web. 20 September 2026. <https://smartdefine.org/dumb/thesaurus/synonyms>