91 entries under tranquil topic. ×

1
not turn a hair(expression, adjective, idiom, calm, relaxed)
1
pacific(adjective, calm, quiet, cool, reasonable)
1
patient(adjective, quiet, cool, moderate, gentle)
1
placid(adjective, calm, quiet, cool, moderate)
1
pleased(adjective, quiet, cool, moderate, gentle)
1
possessed(adjective, calm, quiet, relaxed)
1
quiet(adjective, calm, cool, reasonable, dark)
1
quieted(adjective, calm, relaxed, easygoing)
1
repressed(adjective, calm, relaxed, easygoing)
1
restful(adjective, quiet, cool, moderate, gentle)
1
satisfied(adjective, quiet, cool, moderate, gentle)
1
sedate(adjective, calm, quiet, cool, reasonable)
1
serious(adjective, calm, reasonable, sensible, dark)
1
soothed(adjective, calm, relaxed, easygoing)
1
staid(adjective, calm, quiet, reasonable, firm)
1
still(adjective, calm, quiet, cool, moderate)
1
suppressed(adjective, calm, relaxed, easygoing)
1
sure of oneself(expression, adjective, idiom, calm, relaxed)
1
temperate(adjective, calm, quiet, cool, reasonable)
1
unconcerned(adjective, calm, quiet, cool, moderate)
11 years ago|4.7k views|share |citing 
APASmart Define. (2015). levelheaded thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/levelheaded/thesaurus/synonyms
ChicagoSmart Define. 2015. "levelheaded thesaurus" https://smartdefine.org/levelheaded/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, levelheaded thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/levelheaded/thesaurus/synonyms>.
MLASmart Define. "levelheaded thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/levelheaded/thesaurus/synonyms>