27
serenity(noun, calm, control, order, quiet)
19
tranquillity(noun, calm, quiet, rest, peace)
18
calmness(noun, calm, control, order, quiet)
17
quiet(noun, calm, control, order, rest)
16
peace(noun, calm, serenity, calmness, quiet)
15
calm(noun, calm, control, order, quiet)
15
repose(noun, calm, control, order, quiet)
13
peacefulness(noun, calm, control, order, quiet)
13
tranquility(noun, calm, control, order, quiet)
12
composure(noun, calm, control, order, quiet)
11
placidness(noun, calm, quiet, rest, calmness)
11
patience(noun, calm, quiet, rest, restraint)
11
stillness(noun, calm, control, order, quiet)
9
equanimity(noun, calm, control, order, quiet)
9
quietude(noun, calm, control, order, quiet)
8
peace of mind(noun, expression, idiom, calm, quiet)
8
rest(noun, calm, control, order, quiet)
7
coolness(noun, calm, control, order, peace)
5
concord(noun, agreement, accord, harmony, unity)
5
inactivity(noun, quiet, silence, calmness, serenity)
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APASmart Define. (2015). placidity thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/placidity/thesaurus/synonyms
ChicagoSmart Define. 2015. "placidity thesaurus" https://smartdefine.org/placidity/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, placidity thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/placidity/thesaurus/synonyms>.
MLASmart Define. "placidity thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/placidity/thesaurus/synonyms>