0
far-sighted(adjective, calm, reasonable, sensible, rational)
0
farsighted(adjective, calm, sound, sensible)
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fine
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frail
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helpless
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imperturbable(adjective, calm, quiet, cool, relaxed)
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in right mind(expression, idiom, calm, balanced)
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infirm
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inscrutable(adjective, moderate, gentle, temperate)
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lacking strength(expression, idiom)
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laid-back(adjective, moderate, gentle, temperate)
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listless(adjective, moderate, gentle, temperate)
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mild
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moderate(adjective, gentle, temperate)
0
neutral(adjective, moderate, gentle, temperate)
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nonchalant(adjective, calm, quiet, relaxed, casual)
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patient(adjective, moderate, gentle, temperate)
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perceptive(adjective, shrewd, acute)
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phlegmatic(adjective, calm, quiet, relaxed, casual)
0
pleased(adjective, moderate, gentle, temperate)
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APASmart Define. (2015). coolheaded thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/coolheaded/thesaurus/synonyms
ChicagoSmart Define. 2015. "coolheaded thesaurus" https://smartdefine.org/coolheaded/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, coolheaded thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/coolheaded/thesaurus/synonyms>.
MLASmart Define. "coolheaded thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/coolheaded/thesaurus/synonyms>