70 entries under tranquil topic. ×

3
neutral(adjective, calm, quiet, cool, moderate)
3
quiet(adjective, calm, cool, easy, relaxed)
3
relaxed(adjective, calm, quiet, cool, moderate)
3
sedate(adjective, calm, quiet, cool, moderate)
3
undisturbed(adjective, calm, quiet, cool, moderate)
3
unmoved(adjective, calm, quiet, cool, moderate)
2
inscrutable(adjective, quiet, cool, moderate, gentle)
2
laid-back(adjective, quiet, cool, moderate, gentle)
2
quiescent(adjective, quiet, cool, still, peaceful)
2
temperate(adjective, calm, quiet, cool, smooth)
2
unconcerned(adjective, calm, quiet, cool, moderate)
2
untroubled(adjective, calm, quiet, cool, moderate)
1
amiable(adjective, quiet, cool, moderate, gentle)
1
amicable(adjective, calm, quiet, cool, moderate)
1
at peace(expression, adjective, calm, quiet, cool)
1
civil(adjective, quiet, cool, moderate, gentle)
1
cool as cucumber(expression, adjective, idiom, calm, quiet)
1
disinterested(adjective, calm, dull, quiet, cool)
1
halcyon(adjective, calm, quiet, cool, easy)
1
hushed(adjective, calm, quiet, cool, easy)
11 years ago|4.7k views|share |citing 
APASmart Define. (2015). unexcitable thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unexcitable/thesaurus/synonyms
ChicagoSmart Define. 2015. "unexcitable thesaurus" https://smartdefine.org/unexcitable/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, unexcitable thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unexcitable/thesaurus/synonyms>.
MLASmart Define. "unexcitable thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/unexcitable/thesaurus/synonyms>