97 entries under unruffled topic. ×

5
phlegmatic(adjective, calm, quiet, relaxed, still)
5
possessed(adjective, calm, quiet, relaxed, still)
5
stolid(adjective, calm, quiet, relaxed, casual)
4
unconcerned(adjective, feature, state, calm, quiet)
4
carefree(adjective, feature, state, calm, quiet)
4
casual(adjective, feature, state, calm, informal)
4
contented(adjective, feature, state, calm, quiet)
4
easeful(adjective, calm, quiet, light, smooth)
4
light(adjective, feature, state, calm, quiet)
4
philosophical(adjective, calm, quiet, gentle, relaxed)
4
serious(adjective, calm, cool, relaxed, easygoing)
4
together(adjective, calm, quiet, cool, relaxed)
4
undemanding(adjective, feature, state, calm, quiet)
4
unemotional(adjective, calm, quiet, cool, relaxed)
4
unworried(adjective, feature, state, calm, quiet)
3
satisfied(adjective, feature, state, calm, quiet)
3
secure(adjective, calm, quiet, light, smooth)
3
slow(adjective, calm, quiet, light, cool)
3
unflustered(adjective, calm, cool, steady, peaceful)
2
assured(adjective, calm, quiet, cool, relaxed)
10 years ago|32k views|share |citing 
APASmart Define. (2016). tranquil thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/tranquil/thesaurus/synonyms
ChicagoSmart Define. 2016. "tranquil thesaurus" https://smartdefine.org/tranquil/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, tranquil thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/tranquil/thesaurus/synonyms>.
MLASmart Define. "tranquil thesaurus" 3 March 2016. Web. 27 September 2026. <https://smartdefine.org/tranquil/thesaurus/synonyms>