80 entries under serene topic. ×

7
unexcited(adjective, calm, quiet, cool, moderate)
6
moderate(adjective, calm, quiet, light, cool)
6
peaceable(adjective, calm, quiet)
6
unworried(adjective, feature, state, calm, quiet)
5
temperate(adjective, calm, quiet, light, cool)
4
motionless(adjective, calm, quiet, cool, smooth)
3
at ease(expression, adjective, calm, quiet, light)
3
contented(adjective, feature, state, calm, quiet)
3
hushed(adjective, calm, quiet, cool, smooth)
3
soothing(adjective, calm, quiet, cool, smooth)
3
steady(adjective, calm, quiet, cool, smooth)
3
unexcitable(adjective, calm, quiet, cool, moderate)
3
uninterrupted(verb, adjective, adverb, calm, quiet)
2
at peace(expression, adjective, calm, quiet, cool)
2
easeful(adjective, calm, quiet, light, smooth)
2
equable(adjective, calm, quiet, cool, smooth)
2
fixed(adjective, calm, quiet, smooth, firm)
2
inactive(adjective, quiet, cool, smooth, mild)
2
isolated(adjective, shy, stable, peaceful, tranquil)
2
level(adjective, calm, quiet, smooth, soft)
11 years ago|12k views|share |citing 
APASmart Define. (2015). undisturbed thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/undisturbed/thesaurus/synonyms
ChicagoSmart Define. 2015. "undisturbed thesaurus" https://smartdefine.org/undisturbed/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, undisturbed thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/undisturbed/thesaurus/synonyms>.
MLASmart Define. "undisturbed thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/undisturbed/thesaurus/synonyms>