235 entries under calm topic. ×

1
resigned(adjective, quiet, cool, gentle)
1
satisfied(adjective, quiet, cool, moderate)
1
severe(adjective, sensible, dark, restrained)
1
somber(adjective, cool, sensible, dark)
1
soothed(adjective, relaxed, tranquil, easygoing)
1
stabile(adjective, smooth, firm, solid)
1
stiff upper lip(expression, adjective, idiom, cool)
1
subdued(adjective, sensible, dark, restrained)
1
submissive(adjective, quiet, gentle, restrained)
1
suppressed(adjective, relaxed, tranquil, easygoing)
1
sure of oneself(expression, adjective, idiom, relaxed)
1
tolerant(adjective, quiet, gentle, restrained)
1
toned down(expression, adjective, sensible, dark)
1
tough(adjective, detached, sober, unfeeling)
1
unbiased(adjective, detached, sober, unfeeling)
1
uncomplaining(adjective, quiet, gentle, restrained)
1
understanding(adjective, quiet, gentle, restrained)
1
unenthusiastic(adjective, cool, restrained, unfriendly)
1
unfluctuating(adjective, smooth, firm, solid)
1
unimpressed(adjective, quiet, cool, moderate)
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APASmart Define. (2015). imperturbable thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/imperturbable/thesaurus/synonyms
ChicagoSmart Define. 2015. "imperturbable thesaurus" https://smartdefine.org/imperturbable/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, imperturbable thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/imperturbable/thesaurus/synonyms>.
MLASmart Define. "imperturbable thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/imperturbable/thesaurus/synonyms>