80 entries under calm topic. ×

43
stable(adjective, secure, strain, still)
22
quiet(adjective, dull, close, cool)
18
still(verb, adjective, adverb, dull)
17
peaceful(adjective, close, quiet, cool)
16
inactive(adjective, action, dull, quiet)
16
tranquil(adjective, quiet, cool, smooth)
15
dormant(adjective, action, dull, show)
15
inert(adjective, dull, quiet, moving)
15
motionless(adjective, dull, quiet, cool)
15
serene(adjective, quiet, cool, smooth)
13
placid(adjective, quiet, cool, smooth)
12
latent(verb, adjective, action, dull)
11
immobile(adjective, dull, secure, gentle)
11
passive(adjective, dull, quiet, gentle)
10
idle(adjective, dull, quiet, gentle)
8
resting(adjective, smooth, peaceful, comfortable)
7
smooth(adjective, quiet, cool, mild)
7
static(adjective, dull, quiet, flat)
7
unruffled(adjective, quiet, cool, smooth)
7
untroubled(adjective, quiet, cool, smooth)
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APASmart Define. (2015). quiescent thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/quiescent/thesaurus/synonyms
ChicagoSmart Define. 2015. "quiescent thesaurus" https://smartdefine.org/quiescent/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, quiescent thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/quiescent/thesaurus/synonyms>.
MLASmart Define. "quiescent thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/quiescent/thesaurus/synonyms>