Synonyms|193Antonyms|12|Broader|0Narrower|0Related|39
1
halfhearted(adjective, temper, cold, negative, behave)
1
hard-hearted(adjective, bad, cold, aloof, no feelings)
1
impersonal(adjective, temper, cold, negative, behave)
1
impervious(adjective, bad, cold, aloof, no feelings)
1
indurate(adjective, bad, cold, aloof, no feelings)
1
inexcitable
1
iron-hearted(adjective, bad, cold, aloof, no feelings)
1
irresponsive(adjective, bad, cold, aloof, no feelings)
1
jejune
1
lackadaisical(adjective, temper, cold, negative, behave)
1
lukewarm(adjective, temper, cold, negative, behave)
1
marble(adjective, bad, cold, aloof, no feelings)
1
marble-hearted(adjective, bad, cold, aloof, no feelings)
1
neutral(adjective, cold, aloof, indefferent)
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non-caring(adjective, cold, aloof, neutral, indefferent)
1
nonemotional
1
numb
1
obdurate
1
objective
1
rocky(adjective, inflexible, unyielding)
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APASmart Define. (2015). impassible thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/impassible/thesaurus/synonyms
ChicagoSmart Define. 2015. "impassible thesaurus" https://smartdefine.org/impassible/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, impassible thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/impassible/thesaurus/synonyms>.
MLASmart Define. "impassible thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/impassible/thesaurus/synonyms>