104 entries under unresponsive topic. ×

6
subdued(adjective, calm, close, quiet, soft)
5
apathetic(adjective, cool, indifferent, restrained, detached)
5
callous(adjective, calm, cool, indifferent, restrained)
5
composed(adjective, calm, close, quiet, cool)
5
glacial(adjective, person, cool, negative, detached)
5
poker-faced(adjective, cool, indifferent, detached, casual)
5
serene(adjective, calm, close, quiet, cool)
5
solemn(adjective, calm, sensible, restrained, modest)
5
staid(adjective, calm, firm, sensible, solid)
4
coldhearted(adjective, person, feelings, detached, impassive)
4
imperturbable(adjective, calm, cool, firm, sensible)
4
passionless(adjective, cool, detached, unfriendly, blank)
4
steady(adjective, calm, soft, reasonable, moderate)
4
unenthusiastic(adjective, calm, person, cool, indifferent)
4
unfeeling(adjective, cool, detached, unfriendly, blank)
3
deadpan(adjective, cool, detached, blank, sober)
3
low-key(adjective, calm, soft, reasonable, gentle)
3
thick-skinned(adjective, calm, cool, indifferent, restrained)
3
unconcerned(adjective, calm, cool, cold, indifferent)
3
unexcitable(adjective, cool, detached, blank, aloof)
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APASmart Define. (2016). reserved thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/reserved/thesaurus/synonyms
ChicagoSmart Define. 2016. "reserved thesaurus" https://smartdefine.org/reserved/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, reserved thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/reserved/thesaurus/synonyms>.
MLASmart Define. "reserved thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/reserved/thesaurus/synonyms>