94 entries under unresponsive topic. ×

1
unbiased(adjective, indifferent, detached, distant, apathetic)
1
uncommunicative(adjective, indifferent, detached, distant, apathetic)
1
unexcitable(adjective, cool, detached, blank, aloof)
1
unimpressed(adjective, indifferent, detached, distant, apathetic)
1
uninvolved(adjective, indifferent, detached, distant, apathetic)
1
unprejudiced(adjective, indifferent, detached, distant, apathetic)
1
unsocial(adjective, indifferent, detached, distant, apathetic)
0
bloodless(adjective, hard, indifferent, unkind)
0
crass(adjective, hard, indifferent, unkind)
0
imperceptive(adjective, hard, indifferent, unkind)
0
incurious(adjective, hard, indifferent, unkind)
0
inured to(expression, adjective, oblivious, unmoved)
0
oblivious(adjective, unmoved, impervious)
0
tactless(adjective, hard, indifferent, unkind)
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APASmart Define. (2016). heartless thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/heartless/thesaurus/synonyms
ChicagoSmart Define. 2016. "heartless thesaurus" https://smartdefine.org/heartless/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, heartless thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/heartless/thesaurus/synonyms>.
MLASmart Define. "heartless thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/heartless/thesaurus/synonyms>