13
even-tempered(adjective, calm, quiet, cool, smooth)
13
unexcited(adjective, calm, quiet, cool, reasonable)
12
even(verb, adjective, calm, quiet, sound)
12
pacific(adjective, calm, quiet, cool, smooth)
11
cool-headed(adjective, calm, quiet, cool, moderate)
11
temperate(adjective, calm, quiet, cool, smooth)
10
confident
10
equable(adjective, calm, quiet, cool, smooth)
10
nonchalant(adjective, calm, cool, relaxed, indifferent)
9
controlled
9
detached(adjective, calm, quiet, cool, moderate)
9
gentle(adjective, calm, quiet, cool, smooth)
9
mild(adjective, calm, quiet, cool, smooth)
9
moderate(adjective, calm, quiet, cool, easy)
9
unflustered(adjective, calm, cool, steady, detached)
9
unmoved(adjective, calm, quiet, cool, moderate)
8
impassive(adjective, calm, quiet, cool, moderate)
8
steady(adjective, calm, quiet, cool, smooth)
8
unemotional(adjective, calm, quiet, cool, moderate)
7
halcyon(adjective, calm, quiet, cool, smooth)
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APASmart Define. (2015). unruffled thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unruffled/thesaurus/synonyms
ChicagoSmart Define. 2015. "unruffled thesaurus" https://smartdefine.org/unruffled/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, unruffled thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unruffled/thesaurus/synonyms>.
MLASmart Define. "unruffled thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/unruffled/thesaurus/synonyms>