Synonyms|512Antonyms|132|Broader|2Narrower|0Related|980

129 entries under impassive topic. ×

1
naked(adjective, tough, rational, straightforward, sober)
1
not influenced(expression, adjective, calm, restrained, unconcerned)
1
not responsive(expression, adjective, detached, unresponsive)
1
pacific(adjective, calm, sensible, dark, restrained)
1
peaceful dull(expression, calm, sensible, dark, restrained)
1
phlegmatic(adjective, tough, rational, straightforward, detached)
1
plain(adjective, calm, tough, sensible, dark)
1
proof(adjective, calm, restrained, unconcerned, subdued)
1
prosaic(adjective, hard, sound, tough, rational)
1
prosy(adjective, tough, rational, straightforward, sober)
1
quiet(adjective, calm, sensible, restrained, detached)
1
reserved(adjective, calm, indifferent, restrained, detached)
1
reticent(adjective, detached, unresponsive, laid-back)
1
rolling with the punches(expression, adjective, idiom, detached)
1
sedate(adjective, calm, sensible, dark, restrained)
1
serene(adjective, calm, sensible, dark, restrained)
1
serious(adjective, calm, strong, hard, tough)
1
soft(adjective, calm, sensible, dark, restrained)
1
solemn(adjective, calm, sensible, dark, restrained)
1
somber(adjective, calm, sensible, dark, restrained)
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ChicagoSmart Define. 2016. "hard-boiled thesaurus" https://smartdefine.org/hard-boiled/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, hard-boiled thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/hard-boiled/thesaurus/synonyms>.
MLASmart Define. "hard-boiled thesaurus" 23 March 2016. Web. 29 September 2026. <https://smartdefine.org/hard-boiled/thesaurus/synonyms>