130 entries under cool topic. ×

13
soften(verb, calm, quiet, help, reduce)
11
undisturbed(adjective, calm, quiet, light)
10
facilitate(verb, calm, quiet, help, reduce)
10
soothing(adjective, calm, dull, quiet)
9
equable(adjective, calm, quiet, kind)
9
nonchalant(adjective, calm, relaxed, casual)
9
pacific(adjective, calm, quiet, weak)
9
untroubled(adjective, calm, quiet, light)
8
moderate(verb, adjective, calm, dull, quiet)
8
restful(adjective, calm, quiet, easy)
7
amiable(adjective, calm, quiet, appearance)
7
halcyon(adjective, calm, quiet, clear)
7
light(adjective, calm, dull, quiet, clear)
7
refined(adjective, polite, elegant, beautiful)
6
mitigate(verb, calm, quiet, help, reduce)
6
palliate(verb, calm, quiet, help, reduce)
6
stroke(verb, calm, meet, touch)
5
quiescent(adjective, calm, quiet, mild)
5
reposeful(adjective, quiet, mild, still)
5
composed(adjective, calm, quiet, light)
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APASmart Define. (2015). smooth thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/smooth/thesaurus/synonyms
ChicagoSmart Define. 2015. "smooth thesaurus" https://smartdefine.org/smooth/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, smooth thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/smooth/thesaurus/synonyms>.
MLASmart Define. "smooth thesaurus" 23 December 2015. Web. 24 September 2026. <https://smartdefine.org/smooth/thesaurus/synonyms>