121 entries under rational topic. ×

1
thought-out(adjective, sound, sensible, intelligent)
1
thoughtful(adjective, good, sound, reasonable, sensible)
1
tolerant(adjective, sound, sensible, intelligent)
1
unbiased(adjective, sound, sensible, intelligent)
1
unexcited(adjective, calm, quiet, cool, reasonable)
1
unimpassioned(adjective, calm, quiet, reasonable, moderate)
1
unprejudiced(adjective, sound, sensible, intelligent)
1
well-advised(adjective, good, sound, reasonable, sensible)
1
wistful(adjective, reasonable, keen, deep)
0
both oars in water(expression, idiom, sensible, healthy)
0
compos mentis(expression, sensible, healthy, stable)
0
conscious(adjective, sound, sensible, intelligent)
0
equitable(adjective, sound, honest, sensible)
0
evenhanded(adjective, sound, sensible, practical)
0
fair-minded(sensible, healthy, stable, sober)
0
fit(sensible, healthy, stable, sober)
0
having all marbles(expression, idiom, sensible, healthy)
0
of sound mind(expression, idiom, sensible, healthy)
0
oriented(sensible, healthy, stable, sober)
0
playing with full deck(expression, idiom, sensible, healthy)
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APASmart Define. (2015). levelheaded thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/levelheaded/thesaurus/synonyms
ChicagoSmart Define. 2015. "levelheaded thesaurus" https://smartdefine.org/levelheaded/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, levelheaded thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/levelheaded/thesaurus/synonyms>.
MLASmart Define. "levelheaded thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/levelheaded/thesaurus/synonyms>