100 entries under distant topic. ×

9
undemonstrative(adjective, calm, dull, quiet, cool)
8
icy(adjective, mean, hard, cool, unpleasant)
8
unenthusiastic(adjective, calm, cool, indifferent, restrained)
8
unfriendly(adjective, cold, indifferent, restrained, detached)
7
heartless(adjective, mean, hard, cool, unpleasant)
7
impervious(adjective, calm, bad, cold, indifferent)
7
lukewarm(adjective, calm, mean, hard, cool)
7
uncaring(adjective, mean, bad, hard, cool)
6
hard-boiled(adjective, calm, person, bad, hard)
6
hard-hearted(adjective, calm, bad, cold, indifferent)
6
passionless(adjective, calm, dull, quiet, cool)
6
remote(adjective, cool, indifferent, restrained, detached)
6
reticent(adjective, close, quiet, cool, restrained)
6
taciturn(adjective, calm, quiet, humble, unfriendly)
5
detached(adjective, indifferent, feelings, unfriendly, aloof)
5
incurious(adjective, hard, cold, indifferent, feelings)
5
objective(adjective, indifferent, detached, apathetic)
5
silent(adjective, calm, quiet, indifferent, humble)
5
standoffish(adjective, cool, cold, indifferent, restrained)
5
uncommunicative(adjective, indifferent, restrained, shy, detached)
10 years ago|10k views|share |citing 
APASmart Define. (2016). unresponsive thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/unresponsive/thesaurus/synonyms
ChicagoSmart Define. 2016. "unresponsive thesaurus" https://smartdefine.org/unresponsive/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, unresponsive thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/unresponsive/thesaurus/synonyms>.
MLASmart Define. "unresponsive thesaurus" 31 March 2016. Web. 22 September 2026. <https://smartdefine.org/unresponsive/thesaurus/synonyms>