476 entries under adjective topic. ×

7
languid(dull, weak, easy, slow)
7
passive(calm, dull, indifferent, still)
7
pococurante(temper, cold, negative, dead)
7
quiet(calm, cool, relaxed, restrained)
7
staid(calm, indifferent, restrained, aloof)
7
steady(calm, secure, restrained, fixed)
7
stony(hard, careless, cold, indifferent)
7
taciturn(cool, blank, aloof, unemotional)
7
unimpressionable(hard, careless, indifferent, cruel)
7
unruffled(calm, quiet, cool, moderate)
7
unsusceptible(hard, careless, indifferent, cruel)
7
unsympathetic(hard, careless, indifferent, cruel)
7
vacant(cold, aloof, neutral, indefferent)
6
dull(calm, tough, slow, relaxed)
6
even-tempered
6
half-hearted(temper, cold, negative, dead)
6
immovable(cool, secure, steady, detached)
6
impersonal(calm, cool, tough, temper)
6
inscrutable(dull, quiet, cool, moderate)
6
insentient(hard, careless, cold, indifferent)
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APASmart Define. (2015). impassive thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/impassive/thesaurus/synonyms
ChicagoSmart Define. 2015. "impassive thesaurus" https://smartdefine.org/impassive/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, impassive thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/impassive/thesaurus/synonyms>.
MLASmart Define. "impassive thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/impassive/thesaurus/synonyms>