97 entries under rational topic. ×

1
cerebral(adjective, sound, reasonable, sensible)
1
clear-cut(adjective, sound, sensible, intelligent)
1
cognitive(adjective, sound, reasonable, sensible)
1
cognizant(adjective, sound, reasonable, sensible)
1
conscious(adjective, sound, reasonable, sensible)
1
consequent(adjective, good, sound, reasonable, sensible)
1
conversant(adjective, reasonable, intelligent, sober)
1
credible(adjective, sound, sensible, intelligent)
1
deliberate(adjective, calm, quiet, sound, reasonable)
1
discerning(adjective, sound, reasonable, smart, bright)
1
discreet(adjective, calm, sound, reasonable, sensible)
1
discriminating(adjective, sound, reasonable, sensible)
1
down-to-earth(adjective, reasonable, sober, wise)
1
far-sighted(adjective, calm, sound, reasonable, sensible)
1
fit(verb, adjective, good, great, sound)
1
healthy(adjective, good, sound, fit, sensible)
1
in good health(expression, idiom, strong, great, right)
1
in right mind(expression, adjective, idiom, reasonable, sensible)
1
informed(adjective, sound, reasonable, sensible)
1
justifiable(adjective, sound, sensible, intelligent)
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APASmart Define. (2016). together thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/together/thesaurus/synonyms
ChicagoSmart Define. 2016. "together thesaurus" https://smartdefine.org/together/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, together thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/together/thesaurus/synonyms>.
MLASmart Define. "together thesaurus" 22 February 2016. Web. 25 September 2026. <https://smartdefine.org/together/thesaurus/synonyms>