164 entries under smooth topic. ×

16
quiescent(adjective, calm, quiet, cool)
14
equable(adjective, calm, quiet, cool, kind)
14
gentle(adjective, calm, quiet, light, cool)
12
halcyon(adjective, calm, quiet, cool)
10
easy-going(adjective, feature, state, calm, quiet)
10
moderate(adjective, calm, quiet, light, cool)
10
peaceable(adjective, calm, quiet, kind)
10
steady(adjective, calm, quiet, cool)
10
temperate(adjective, calm, quiet, light, cool)
10
unexcitable(adjective, calm, quiet, cool)
10
unworried(adjective, feature, state, calm, quiet)
9
level-headed(adjective, calm, cool, steady)
9
orderly(adjective, calm, quiet, gentle)
9
satisfied(adjective, feature, state, calm, quiet)
8
content(verb, adjective, calm, quiet, light)
8
reposeful(adjective, quiet, cool, mild)
8
soft(adjective, calm, quiet, light, kind)
6
carefree(adjective, feature, state, calm, quiet)
6
comfy(adjective, characteristic, calm, quiet, quality)
6
level(adjective, calm, quiet, soft)
11 years ago|30k views|share |citing 
APASmart Define. (2015). serene thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/serene/thesaurus/synonyms
ChicagoSmart Define. 2015. "serene thesaurus" https://smartdefine.org/serene/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, serene thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/serene/thesaurus/synonyms>.
MLASmart Define. "serene thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/serene/thesaurus/synonyms>