125 entries under unresponsive topic. ×

14
cold(adjective, calm, hard, cool, tough)
14
detached(adjective, calm, quiet, cool, moderate)
14
unfeeling(adjective, calm, hard, cool, tough)
13
frigid(adjective, calm, cool, temper, cold)
13
poker-faced(adjective, calm, dull, cool, indifferent)
12
sedate(adjective, calm, quiet, cool, moderate)
10
dry(adjective, calm, dull, cool, tough)
10
passionless(adjective, calm, dull, cool, slow)
9
lethargic(adjective, calm, dull, weak, easy)
9
reserved(adjective, calm, cool, indifferent, restrained)
8
collected(adjective, calm, quiet, cool, moderate)
8
heartless(adjective, hard, cool, careless, indifferent)
8
matter-of-fact(adjective, calm, dull, cool, simple)
8
unexcitable(adjective, calm, dull, quiet, cool)
7
inert(adjective, dull, weak, moving, easy)
7
passive(adjective, calm, dull, indifferent, still)
7
quiet(adjective, calm, cool, relaxed, restrained)
7
staid(adjective, calm, indifferent, restrained, aloof)
7
steady(adjective, calm, secure, restrained, fixed)
7
unimpressionable(adjective, hard, careless, indifferent, cruel)
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APASmart Define. (2015). impassive thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/impassive/thesaurus/synonyms
ChicagoSmart Define. 2015. "impassive thesaurus" https://smartdefine.org/impassive/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, impassive thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/impassive/thesaurus/synonyms>.
MLASmart Define. "impassive thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/impassive/thesaurus/synonyms>