259 entries under cool topic. ×

8
stoical(adjective, quiet, gentle, cold)
8
stolid(adjective, quiet, tough, rational)
8
temper(noun, verb, control, order, dull)
8
unexcitable(adjective, quiet, smooth, easy)
7
comfort(noun, verb, stop, break, order)
7
hushed(adjective, quiet, smooth, moderate)
7
insouciant(adjective, feature, state, happy)
7
kind(noun, adjective, quiet, smooth)
7
mellow(verb, adjective, quiet, reduce)
7
pastoral(adjective, quiet, easy, relaxed)
7
subside(verb, control, quiet, restrain)
6
amiable(adjective, quiet, kind, smooth)
6
casual(adjective, feature, state, informal)
6
chill out(verb, expression, phrasal verb, stop, quiet)
6
dignified(adjective, sober, serious, composed)
6
lessen(verb, control, order, dull, quiet)
6
levelheaded(adjective, quiet, sound, reasonable)
6
reserved(adjective, quiet, soft, reasonable)
6
satisfied(adjective, feature, state, quiet, light)
6
slow(verb, adjective, control, quiet, light)
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APASmart Define. (2016). calm thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/calm/thesaurus/synonyms
ChicagoSmart Define. 2016. "calm thesaurus" https://smartdefine.org/calm/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, calm thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/calm/thesaurus/synonyms>.
MLASmart Define. "calm thesaurus" 23 March 2016. Web. 25 September 2026. <https://smartdefine.org/calm/thesaurus/synonyms>