250 entries under moderate topic. ×

7
mellow(verb, adjective, quiet, reduce, cool)
7
propitiate(verb, quiet, ease, lessen)
7
restrained(adjective, quiet, soft, reasonable)
7
subside(verb, control, quiet, cool, restrain)
6
amiable(adjective, quiet, cool, kind, smooth)
6
chill out(verb, expression, phrasal verb, stop, quiet)
6
fair(adjective, clear, pleasant, reasonable)
6
lenient(adjective, quiet, weak, kind, smooth)
6
lessen(verb, control, order, dull, quiet)
6
levelheaded(adjective, quiet, cool, sound, reasonable)
6
reserved(adjective, quiet, cool, soft, reasonable)
6
slow(verb, adjective, control, quiet, light)
6
subdued(adjective, quiet, kind, soft, reasonable)
6
tame(verb, adjective, control, quiet, cool)
5
balm(verb, order, quiet, cool, fall)
5
ebb(verb, quiet, cool, fall)
5
reasonable(adjective, quiet, sound, soft)
5
restrain(verb, control, order, quiet, cool)
5
tolerant(adjective, feature, state, quiet, soft)
4
blunt(verb, dull, check, ease)
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APASmart Define. (2016). calm thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/calm/thesaurus/synonyms
ChicagoSmart Define. 2016. "calm thesaurus" https://smartdefine.org/calm/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, calm thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/calm/thesaurus/synonyms>.
MLASmart Define. "calm thesaurus" 23 March 2016. Web. 26 September 2026. <https://smartdefine.org/calm/thesaurus/synonyms>