506 entries under adjective topic. ×

3
algorithmic
3
apt(clear, reasonable, smart, bright)
3
articulate(sound, logical, coherent, silver-tongued)
3
clear-eyed
3
clear-sighted(sensible, wise, shrewd, learned)
3
cognizant(smart, experience, know, capable)
3
commonsensible(sound, reason, sensible, sane)
3
composed(calm, quiet, sound, reasonable)
3
conceptual(cerebral, psychological)
3
controlled(reasonable, moderate, honest, sensible)
3
convincing(clear, sound, reasonable, sensible)
3
deductive(adverb, sound, reasonable, sensible)
3
dispassionate(calm, sound, reasonable, sensible)
3
equitable(sound, reasonable, moderate, honest)
3
erudite(sensible, intelligent, wise, moral)
3
even(reasonable, sensible, restrained, ordinary)
3
hard-boiled(calm, hard, sound, tough)
3
hard-headed(sound, reasonable)
3
insightful(understanding, smooth, keen, sharp)
3
methodical(logical, coherent, systematic, investigative)
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APASmart Define. (2016). rational thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/rational/thesaurus/synonyms
ChicagoSmart Define. 2016. "rational thesaurus" https://smartdefine.org/rational/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, rational thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/rational/thesaurus/synonyms>.
MLASmart Define. "rational thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/rational/thesaurus/synonyms>