121 entries under calm topic. ×

8
emotionless(adjective, dull, bad, flat)
8
pigeon-livered(adjective, quiet, humble, shy)
8
unenthusiastic(adjective, cool, indifferent, restrained)
7
dumb(adjective, quiet, humble, shy)
7
impervious(adjective, bad, cold, indifferent)
7
lukewarm(adjective, mean, hard, cool)
6
hard-boiled(adjective, person, bad, hard)
6
hard-hearted(adjective, bad, cold, indifferent)
6
passionless(adjective, dull, quiet, cool)
6
stolid(adjective, dull, quiet, flat)
6
taciturn(adjective, quiet, humble, unfriendly)
6
uncompassionate(adjective, person, dull, mean)
5
humble(adjective, quiet, shy, silent)
5
meek(adjective, quiet, humble, shy)
5
silent(adjective, quiet, indifferent, humble)
5
stoic(adjective, dull, cold, indifferent)
4
acquiescent(adjective, quiet, humble, shy)
4
inhibited(adjective, close, quiet, cool)
4
lethargic(adjective, dull, flat, slow)
4
lifeless(adjective, dull, quiet, flat)
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APASmart Define. (2016). unresponsive thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unresponsive/thesaurus/synonyms
ChicagoSmart Define. 2016. "unresponsive thesaurus" https://smartdefine.org/unresponsive/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, unresponsive thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unresponsive/thesaurus/synonyms>.
MLASmart Define. "unresponsive thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/unresponsive/thesaurus/synonyms>