91 entries under unruffled topic. ×

1
disimpassioned(adjective, calm, cool, relaxed, steady)
1
down-to-earth(adjective, calm, sensible, dark, restrained)
1
drab(adjective, calm, quiet, reasonable, sensible)
1
eschewing(adjective, calm, quiet, reasonable, sensible)
1
forgoing(adjective, calm, quiet, reasonable, sensible)
1
hard-boiled(adjective, calm, sensible, dark, restrained)
1
inhibited(adjective, calm, close, quiet, gentle)
1
keeping a stiff upper lip(expression, adjective, idiom, calm, relaxed)
1
low-key(adjective, calm, quiet, cool, reasonable)
1
lucid(adjective, calm, quiet, sound, reasonable)
1
no-nonsense(adjective, calm, quiet, cool, reasonable)
1
not turn a hair(expression, adjective, idiom, calm, relaxed)
1
peaceful dull(expression, calm, quiet, reasonable, dark)
1
plain(adjective, calm, sensible, dark, restrained)
1
quieted(adjective, calm, relaxed, tranquil, easygoing)
1
reasonable(adjective, calm, quiet, sound, moderate)
1
repressed(verb, adjective, calm, relaxed, tranquil)
1
reserved(adjective, calm, close, quiet, cool)
1
severe(adjective, calm, quiet, reasonable, sensible)
1
somber(adjective, calm, quiet, cool, reasonable)
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APASmart Define. (2015). collected thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/collected/thesaurus/synonyms
ChicagoSmart Define. 2015. "collected thesaurus" https://smartdefine.org/collected/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, collected thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/collected/thesaurus/synonyms>.
MLASmart Define. "collected thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/collected/thesaurus/synonyms>