408 entries under calm topic. ×

16
assuage(verb, activity, quiet, help)
16
soothe(verb, activity, quiet, help)
15
bland(adjective, dull, quiet, style)
15
cool(verb, adjective, quiet, weak)
15
serene(adjective, quiet, light, cool)
15
unruffled(adjective, quiet, cool, easy)
14
clear(verb, adjective, open, press)
14
horizontal(adjective, direct, right, flat)
14
mollify(verb, activity, quiet, help)
14
plain(adjective, clear, light, weak)
13
allay(verb, quiet, help, reduce)
13
appease(verb, quiet, help, reduce)
13
balmy(adjective, quiet, appearance, strong)
13
flowing(adjective, quiet, style, light)
13
mellow(verb, adjective, quiet, cool)
13
regular(adjective, right, flat, level)
13
soften(verb, quiet, help, reduce)
13
uniform(adjective, right, flat, level)
11
straight(adjective, direct, right, flat)
11
undisturbed(adjective, quiet, light, cool)
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APASmart Define. (2015). smooth thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/smooth/thesaurus/synonyms
ChicagoSmart Define. 2015. "smooth thesaurus" https://smartdefine.org/smooth/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, smooth thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/smooth/thesaurus/synonyms>.
MLASmart Define. "smooth thesaurus" 23 December 2015. Web. 26 September 2026. <https://smartdefine.org/smooth/thesaurus/synonyms>