Synonyms|260Antonyms|102|Broader|0Narrower|0Related|9

90 entries under adjective topic. ×

1
muffled(close, quiet, soft, low)
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mum(quiet, soft, restrained, aloof)
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muted(close, quiet, soft, low)
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nonvocal(close, quiet, soft, restrained)
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not saying boo(expression, idiom, close, quiet)
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not talkative(expression, close, quiet, restrained)
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pacific(calm, quiet, smooth, tranquil)
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placid(calm, quiet, smooth, tranquil)
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quiescent(close, quiet, soft, low)
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quieted(close, quiet, soft, low)
1
restful(calm, quiet, smooth, tranquil)
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sealed(calm, quiet, smooth, tranquil)
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secretive(close, quiet, soft, low)
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serene(calm, quiet, smooth, tranquil)
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silentious(close, quiet, restrained, still)
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smooth(verb, calm, quiet, subdue)
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soft(close, quiet, low, peaceful)
1
soundless(close, quiet, smooth, soft)
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speechless(close, quiet, soft, low)
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stable(calm, quiet, smooth, tranquil)
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APASmart Define. (2013). clammed up thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/clammed_up/thesaurus/synonyms
ChicagoSmart Define. 2013. "clammed up thesaurus" https://smartdefine.org/clammed_up/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2013, clammed up thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/clammed_up/thesaurus/synonyms>.
MLASmart Define. "clammed up thesaurus" 18 May 2013. Web. 23 September 2026. <https://smartdefine.org/clammed_up/thesaurus/synonyms>