142 entries under impassive topic. ×

5
flat(adjective, calm, dull, quiet, cool)
5
matter-of-fact(adjective, calm, dull, cool, cold)
5
serene(adjective, feature, state, calm, cool)
5
unexcited(adjective, calm, cool, relaxed, restrained)
5
unimpressed(adjective, calm, dull, restrained, boring)
4
blunt(adjective, dull, unresponsive, insensitive)
4
collected(adjective, calm, cool, relaxed, cold)
4
easy-going(adjective, feature, state, calm, trait)
4
heavy(adjective, dull, weak, easy, slow)
4
impassible(adjective, quiet, temper, cold, negative)
4
plain(adjective, calm, good, dull, simple)
4
quiet(adjective, feature, state, calm, trait)
3
unruffled(adjective, calm, cool, relaxed, restrained)
3
unstirred(adjective, calm, mean, hard, cool)
3
composed(adjective, calm, cool, relaxed, restrained)
3
toneless(adjective, cool, temper, cold, negative)
3
wooden(adjective, dull, quiet, cool, flat)
2
blah(adjective, calm, dull, cool, weak)
2
obdurate(adjective, mean, hard, cool, unpleasant)
2
poker-faced(adjective, calm, quiet, cool, cold)
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APASmart Define. (2016). indifferent thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/indifferent/thesaurus/synonyms
ChicagoSmart Define. 2016. "indifferent thesaurus" https://smartdefine.org/indifferent/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, indifferent thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/indifferent/thesaurus/synonyms>.
MLASmart Define. "indifferent thesaurus" 23 March 2016. Web. 26 September 2026. <https://smartdefine.org/indifferent/thesaurus/synonyms>