506 entries under adjective topic. ×
| deliberate(sound, reasonable, sensible, restrained) | |
| fair(good, clear, sound, reasonable) | |
| impartial(sound, reasonable, honest, sensible) | |
| legitimate(clear, sound, reasonable, honest) | |
| matter-of-fact(hard, sound, reasonable, sensible) | |
| percipient(understanding, sound, keen, sharp) | |
| probable(sound, reasonable, sensible, solid) | |
| psychical(intellect, reasoning, intellectual, supernatural) | |
| ruminative(reasonable, intelligent, thoughtful, sober) | |
| shrewd(hard, sound, tough, reasonable) | |
| spiritual(intellect, intellectual, supernatural, cerebral) | |
| steady(calm, quiet, sound, reasonable) | |
| temperate(reasonable, moderate, honest, sensible) | |
| well-grounded(sound, reasonable, reason, forceful) | |
| able(smart, experience, know, capable) | |
| admissible(consideration, able, allowable) | |
| aware(understanding, reasonable, keen, sensible) | |
| consistent(clear, sound, reasonable, sensible) | |
| feasible(reasonable, honest, sensible, fair) | |
| hardheaded(hard, sound, reasonable, sharp) |
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| APA | Smart Define. (2016). rational thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/rational/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "rational thesaurus" https://smartdefine.org/rational/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, rational thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/rational/thesaurus/synonyms>. |
| MLA | Smart Define. "rational thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/rational/thesaurus/synonyms> |