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21
calm(adjective, quiet, cool, reasonable, firm)
21
cool(adjective, calm, quiet, reasonable, firm)
21
serene(adjective, calm, quiet, cool, moderate)
20
composed(adjective, calm, quiet, cool, reasonable)
18
tranquil(adjective, calm, quiet, cool, mild)
16
imperturbable(adjective, calm, quiet, cool, moderate)
14
collected(adjective, calm, quiet, cool, reasonable)
14
unruffled(adjective, calm, quiet, cool, moderate)
13
peaceful(adjective, calm, state, characteristic, quiet)
13
poised(adjective, calm, quiet, cool, moderate)
13
unflappable(adjective, calm, quiet, cool, reasonable)
12
placid(adjective, calm, quiet, cool, moderate)
9
undisturbed(adjective, calm, quiet, cool, moderate)
8
patient(adjective, calm, quiet, cool, moderate)
7
easy(adjective, calm, cool, relaxed)
7
sedate(adjective, calm, quiet, cool, moderate)
7
temperate(adjective, calm, quiet, cool, moderate)
6
cool-headed(adjective, quiet, cool, moderate, gentle)
6
dispassionate(adjective, calm, quiet, cool, moderate)
5
easygoing(adjective, calm, quiet, cool, mild)
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APASmart Define. (2015). self-possessed thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/self-possessed/thesaurus/synonyms
ChicagoSmart Define. 2015. "self-possessed thesaurus" https://smartdefine.org/self-possessed/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, self-possessed thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/self-possessed/thesaurus/synonyms>.
MLASmart Define. "self-possessed thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/self-possessed/thesaurus/synonyms>