168 entries under cool topic. ×

4
soothing(adjective, calm, quiet, smooth)
4
staid(adjective, calm, relaxed, tranquil)
3
unemotional(adjective, calm, quiet, moderate)
3
agreeable(adjective, calm, quiet, smooth)
3
aloof(adjective, calm, close, quiet)
3
at peace(expression, adjective, calm, quiet)
3
compassionate(adjective, calm, quiet, kind)
3
dignified(adjective, calm, composed)
3
docile(adjective, calm, quiet, kind)
3
grave(adjective, calm, dignified)
3
merciful(adjective, calm, quiet, kind)
3
neutral(adjective, calm, quiet, smooth)
3
pleasant(adjective, calm, quiet, clear)
3
stoical(adjective, calm, smooth, still)
3
tender(adjective, calm, quiet, kind)
2
passionless(adjective, calm, dull, quiet)
2
serious(adjective, calm, relaxed, tranquil)
2
unexcited(adjective, calm, quiet, moderate)
2
affable(adjective, calm, quiet, soft)
2
harmonious(adjective, calm, quiet, smooth)
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APASmart Define. (2016). placid thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/placid/thesaurus/synonyms
ChicagoSmart Define. 2016. "placid thesaurus" https://smartdefine.org/placid/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, placid thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/placid/thesaurus/synonyms>.
MLASmart Define. "placid thesaurus" 29 February 2016. Web. 26 September 2026. <https://smartdefine.org/placid/thesaurus/synonyms>