Synonyms|58Antonyms|0|Broader|0Narrower|0Related|0
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reconciled(adjective, calm, clear, smooth, still)
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relaxed(calm, composed)
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restful(mild, easygoing, docile)
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resting(adjective, calm, clear, smooth, still)
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satisfied(calm, peaceful, tranquil)
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sedate(calm, mild, peaceful, tranquil, easygoing)
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self-possessed(calm, mild, peaceful, tranquil, easygoing)
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smooth(adjective, calm, clear, still, peaceful)
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still(adjective, calm, quiet, smooth, mild)
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stoical(adjective, calm, clear, smooth, still)
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stress free
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tranquil(calm, mild, peaceful, easygoing, docile)
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undisturbed(calm, peaceful, tranquil)
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unexcitable(calm, composed)
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unflappable(calm, peaceful, tranquil, laid-back, composed)
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unflustered(calm, composed)
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unruffled(calm, peaceful, tranquil, composed)
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untroubled(adjective, calm, smooth, still, peaceful)
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APASmart Define. (2011). cool as a cucumber thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/cool_as_a_cucumber/thesaurus/synonyms
ChicagoSmart Define. 2011. "cool as a cucumber thesaurus" https://smartdefine.org/cool_as_a_cucumber/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2011, cool as a cucumber thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/cool_as_a_cucumber/thesaurus/synonyms>.
MLASmart Define. "cool as a cucumber thesaurus" 24 May 2011. Web. 28 September 2026. <https://smartdefine.org/cool_as_a_cucumber/thesaurus/synonyms>