115 entries under unconcerned topic. ×

13
poker-faced(adjective, calm, dull, cool, indifferent)
13
unresponsive(adjective, calm, dull, hard, careless)
11
disinterested(adjective, calm, quiet, cool, moderate)
9
incurious(adjective, calm, hard, cool, relaxed)
9
lackadaisical(adjective, calm, dull, cool, weak)
9
lethargic(adjective, calm, dull, weak, easy)
8
collected(adjective, calm, quiet, cool, moderate)
8
insouciant(adjective, calm, cool, relaxed, cold)
8
neutral(adjective, calm, quiet, cool, moderate)
7
inert(adjective, dull, weak, moving, easy)
7
languid(adjective, dull, weak, easy, slow)
7
passive(adjective, calm, dull, indifferent, still)
7
steady(adjective, calm, secure, restrained, fixed)
7
unruffled(adjective, calm, quiet, cool, moderate)
6
impersonal(adjective, calm, cool, tough, temper)
5
distant(adjective, cool, indifferent, restrained, detached)
5
hard-hearted(adjective, calm, indifferent, restrained, detached)
5
lukewarm(adjective, calm, cool, temper, relaxed)
5
smooth(adjective, calm, quiet, cool, relaxed)
4
remote(adjective, cool, indifferent, restrained, detached)
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APASmart Define. (2015). impassive thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/impassive/thesaurus/synonyms
ChicagoSmart Define. 2015. "impassive thesaurus" https://smartdefine.org/impassive/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, impassive thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/impassive/thesaurus/synonyms>.
MLASmart Define. "impassive thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/impassive/thesaurus/synonyms>