Synonyms|159Antonyms|29|Broader|0Narrower|0Related|85
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privacy
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repose
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reticence(adjective, dark, confidence, sedative)
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seclusion
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secretiveness(adjective, dark, confidence, sedative)
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silent(adjective, hushed, wordless)
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silentious(adjective, hushed, wordless)
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sleep-inducing
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slow as molasses(expression, adjective, idiom, slow, sluggish)
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snail-paced(adjective, slow, sluggish, logy, slow-moving)
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solitude
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spiritless(adjective, dull, weary, apathetic, tired)
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stationary
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struck dumb(expression, adjective, hushed, wordless)
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stupefaction
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suppression
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surreptitiousness(adjective, dark, confidence, hushed, sedative)
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unspeaking(adjective, hushed, wordless)
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wordless(adjective, hushed)
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APASmart Define. (2015). slumberous thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/slumberous/thesaurus/synonyms
ChicagoSmart Define. 2015. "slumberous thesaurus" https://smartdefine.org/slumberous/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, slumberous thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/slumberous/thesaurus/synonyms>.
MLASmart Define. "slumberous thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/slumberous/thesaurus/synonyms>