100 entries under logical topic. ×
| deliberate(adjective, sound, reasonable, sensible, restrained) | |
| fair(adjective, good, clear, sound, reasonable) | |
| impartial(adjective, sound, reasonable, honest, sensible) | |
| legitimate(adjective, clear, sound, reasonable, honest) | |
| solid(sound, reasonable, useful, realistic, forceful) | |
| temperate(adjective, reasonable, moderate, honest, sensible) | |
| well-grounded(adjective, sound, reasonable, reason, forceful) | |
| consistent(adjective, clear, sound, reasonable, sensible) | |
| objective(adjective, hard, sound, reasonable, honest) | |
| reasoned(adjective, adverb, sound, reasonable, sensible) | |
| well-advised(adjective, good, sound, reasonable, sensible) | |
| abstract(adjective, moral, theoretical, cerebral) | |
| articulate(adjective, sound, coherent, silver-tongued) | |
| composed(adjective, calm, quiet, sound, reasonable) | |
| convincing(adjective, clear, sound, reasonable, sensible) | |
| metaphysical(moral, intellect, theoretical) | |
| methodical(adjective, coherent, systematic, investigative) | |
| philosophic(adjective, sound, reasonable, keen, sensible) | |
| serene(adjective, calm, quiet, reasonable, sensible) | |
| systematic(sound, coherent, applied, hands-on) |
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| APA | Smart Define. (2016). rational thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/rational/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "rational thesaurus" https://smartdefine.org/rational/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, rational thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/rational/thesaurus/synonyms>. |
| MLA | Smart Define. "rational thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/rational/thesaurus/synonyms> |