78 entries under cool topic. ×

16
reserved(adjective, calm, quiet, attitude)
11
aloof(adjective, close, quiet, gentle)
11
frigid(adjective, calm, dull, flat)
11
stoic(adjective, calm, impassive, unemotional)
10
distant(adjective, quiet, attitude, hot)
10
reticent(adjective, calm, quiet, reasonable)
9
remote(adjective, quiet, attitude, hot)
9
unresponsive(adjective, calm, dull, quiet)
8
chilly(adjective, attitude, indifferent, hot)
8
indifferent(adjective, calm, dull, flat)
8
unemotional(adjective, calm, dull, flat)
8
withdrawn(adjective, calm, quiet, reasonable)
7
apathetic(adjective, calm, dull, flat)
7
cold(adjective, calm, dull, flat)
7
offish(adjective, close, quiet, gentle)
7
standoffish(adjective, close, quiet, gentle)
6
chill(adjective, attitude, informal, hot)
6
detached(adjective, quiet, unfriendly, blank)
6
icy(adjective, quiet, detached, unfriendly)
6
unapproachable(adjective, quiet, gentle, attitude)
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APASmart Define. (2015). undemonstrative thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/undemonstrative/thesaurus/synonyms
ChicagoSmart Define. 2015. "undemonstrative thesaurus" https://smartdefine.org/undemonstrative/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, undemonstrative thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/undemonstrative/thesaurus/synonyms>.
MLASmart Define. "undemonstrative thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/undemonstrative/thesaurus/synonyms>