1,581 entry under adjective topic. ×

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heartless(mean, hard, unpleasant, cold)
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impersonal(calm, temper, cold, indifferent)
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offhand(calm, informal, careless, relaxed)
8
passive(calm, dull, quiet, flat)
8
peachy(good, great, pleasant, reasonable)
8
pococurante(temper, cold, negative, indifference)
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restrained(calm, close, quiet, reasonable)
8
reticent(calm, quiet, reasonable, attitude)
8
sane(calm, sound, reasonable, sensible)
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sensible(calm, good, sound, smooth)
8
solitary(attitude, extraordinary, unusual, cold)
8
terrific(good, bad, great, tough)
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thick-skinned(calm, indifferent, restrained, steady)
8
unagitated(calm, casual, peaceful, tranquil)
8
undemonstrative(calm, dull, quiet, reasonable)
8
uninvolved(calm, dull, quiet, flat)
7
brisk(pleasant, severe, keen, sharp)
7
disinterested(calm, dull, quiet, mean)
7
first-class(bad, great, tough, pleasant)
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glorious(good, great, excellent, fine)
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APASmart Define. (2016). cool thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/cool/thesaurus/synonyms
ChicagoSmart Define. 2016. "cool thesaurus" https://smartdefine.org/cool/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, cool thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/cool/thesaurus/synonyms>.
MLASmart Define. "cool thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/cool/thesaurus/synonyms>