146 entries under indifferent topic. ×

2
stiff(adjective, dull, hard, careless)
2
torpid(adjective, dull, hard, weak, easy)
2
uncompassionate(adjective, calm, hard, careless)
2
unshaken(adjective, cold, unyielding)
2
unstirred(adjective, calm, cold, restrained)
2
untroubled(adjective, calm, quiet, cool, moderate)
2
weary(adjective, dull, weak, easy, slow)
2
withdrawn(adjective, restrained, aloof, weary)
1
blind to(verb, expression, adjective, phrasal verb, hard)
1
case-hardened(adjective, hard, careless, cruel)
1
casual(adjective, calm, cool, relaxed)
1
could care less(expression, adjective, idiom, weary)
1
cruel(adjective, hard, careless, apathetic)
1
deaf(adjective, unsympathetic, inattentive, uninterested)
1
deaf to(verb, expression, adjective, phrasal verb, hard)
1
draggy(adjective, dull, simple, heavy)
1
flat(adjective, calm, cool, tough)
1
hard-bitten(adjective, hard, tough, careless)
1
hard-boiled(adjective, calm, hard, tough, careless)
1
hardhearted(adjective, hard, careless, cruel)
11 years ago|20k views|share |citing 
APASmart Define. (2015). impassive thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/impassive/thesaurus/synonyms
ChicagoSmart Define. 2015. "impassive thesaurus" https://smartdefine.org/impassive/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, impassive thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/impassive/thesaurus/synonyms>.
MLASmart Define. "impassive thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/impassive/thesaurus/synonyms>