72 entries under casual topic. ×

2
indulgent(adjective, calm, kind, smooth, soft)
2
unexcited(adjective, calm, quiet, cool, moderate)
2
indifferent(adjective, calm, dull, quiet, cool)
2
laid-back(adjective, calm, quiet, cool, moderate)
2
light(adjective, calm, quiet, cool, weak)
2
unconcerned(adjective, calm, quiet, cool, moderate)
1
lackadaisical(adjective, calm, cool, relaxed)
1
listless(adjective, calm, dull, quiet, cool)
1
breezy(adjective, calm, weak, smooth, soft)
1
cold(adjective, calm, close, quiet, cool)
1
deliberate(adjective, calm, quiet, cool, relaxed)
1
disimpassioned(adjective, calm, cool, relaxed)
1
disinterested(adjective, calm, quiet, cool, moderate)
1
insouciant(adjective, calm, cool, mild, relaxed)
1
laid back(expression, adjective, calm, quiet, cool)
1
levelheaded(adjective, calm, quiet, cool, moderate)
1
lukewarm(adjective, calm, cool, weak, smooth)
1
offhand(adjective, calm, cool, mild, relaxed)
1
together(adjective, calm, quiet, relaxed)
1
tolerant(adjective, calm, mild, relaxed)
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APASmart Define. (2016). placid thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/placid/thesaurus/synonyms
ChicagoSmart Define. 2016. "placid thesaurus" https://smartdefine.org/placid/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, placid thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/placid/thesaurus/synonyms>.
MLASmart Define. "placid thesaurus" 29 February 2016. Web. 29 September 2026. <https://smartdefine.org/placid/thesaurus/synonyms>