111 entries under adjective topic. ×

1
impersonal(temper, cold, negative, behave)
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impervious(bad, cold, aloof, no feelings)
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indurate(bad, cold, aloof, no feelings)
1
iron-hearted(bad, cold, aloof, no feelings)
1
irresponsive(bad, cold, aloof, no feelings)
1
lackadaisical(temper, cold, negative, behave)
1
lukewarm(temper, cold, negative, behave)
1
marble(bad, cold, aloof, no feelings)
1
marble-hearted(bad, cold, aloof, no feelings)
1
neutral(cold, aloof, indefferent)
1
non-caring(cold, aloof, neutral, indefferent)
1
rocky(inflexible, unyielding)
1
stockish(bad, cold, aloof, no feelings)
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stuporous
1
tearless(bad, cold, aloof, no feelings)
1
tepid(temper, cold, negative, behave)
1
toneless(temper, cold, negative, behave)
1
unadmiring(temper, cold, negative, behave)
1
unalive(bad, cold, aloof, no feelings)
1
uninterested(temper, cold, negative, behave)
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APASmart Define. (2015). impassible thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/impassible/thesaurus/synonyms
ChicagoSmart Define. 2015. "impassible thesaurus" https://smartdefine.org/impassible/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, impassible thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/impassible/thesaurus/synonyms>.
MLASmart Define. "impassible thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/impassible/thesaurus/synonyms>