178 entries under cool topic. ×

15
frigid(adjective, calm, dull, mean, hard)
14
phlegmatic(adjective, calm, dull, quiet)
14
stolid(adjective, calm, dull, quiet)
13
nonchalant(adjective, calm, relaxed, cold)
13
imperturbable(adjective, calm, quiet, moderate)
13
passionless(adjective, calm, dull, flat)
13
stony(adjective, mean, hard, tough)
11
uncompassionate(adjective, calm, dull, mean, hard)
10
composed(adjective, calm, quiet, moderate)
10
heartless(adjective, mean, feeling, hard)
10
listless(adjective, calm, dull, quiet)
9
distant(adjective, indifferent, restrained, detached)
9
insouciant(adjective, calm, relaxed, cold)
8
hard(adjective, mean, tough, severe)
8
hardened(adjective, hard, tough, severe)
8
icy(adjective, mean, hard, tough)
8
undemonstrative(adjective, calm, dull, flat)
8
unexcitable(adjective, calm, dull, quiet)
8
unruffled(adjective, calm, quiet, moderate)
7
chill(adjective, informal, indifferent, restrained)
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APASmart Define. (2015). unemotional thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/unemotional/thesaurus/synonyms
ChicagoSmart Define. 2015. "unemotional thesaurus" https://smartdefine.org/unemotional/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, unemotional thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/unemotional/thesaurus/synonyms>.
MLASmart Define. "unemotional thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/unemotional/thesaurus/synonyms>