121 entries under serene topic. ×

8
agreeable(adjective, calm, quiet, smooth, moderate)
8
hushed(adjective, calm, quiet, cool, smooth)
8
pastoral(adjective, calm, quiet, cool, smooth)
8
staid(adjective, calm, cool, relaxed, easygoing)
7
lenient(adjective, calm, quiet, kind, soft)
7
motionless(adjective, calm, quiet, cool, smooth)
7
nonchalant(adjective, feature, state, calm, quiet)
7
stable(adjective, calm, quiet, smooth, soft)
6
at peace(expression, adjective, idiom, calm, quiet)
6
patient(adjective, calm, quiet, cool, kind)
6
poised(adjective, calm, quiet, cool, mild)
6
reasonable(adjective, calm, quiet, soft, gentle)
5
bloodless(calm, quiet, friendly, peace)
5
meek(adjective, calm, quiet, kind, smooth)
5
mellow(adjective, calm, quiet, kind, smooth)
5
neutral(adjective, calm, quiet, cool, smooth)
5
possessed(adjective, calm, quiet, relaxed, still)
5
reserved(adjective, calm, quiet, soft, reasonable)
5
unexcitable(adjective, calm, quiet, cool, smooth)
4
amicable(adjective, calm, quiet, cool, smooth)
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APASmart Define. (2016). tranquil thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/tranquil/thesaurus/synonyms
ChicagoSmart Define. 2016. "tranquil thesaurus" https://smartdefine.org/tranquil/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, tranquil thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/tranquil/thesaurus/synonyms>.
MLASmart Define. "tranquil thesaurus" 3 March 2016. Web. 28 September 2026. <https://smartdefine.org/tranquil/thesaurus/synonyms>