81 entries under rational topic. ×
| wise(adjective, clear, sound, reasonable, sensible) | |
| pertinent(adjective, clear, sound, reasonable, sensible) | |
| relevant(adjective, clear, sound, reasonable, sensible) | |
| accurate(adjective, sound, correct, reasonable, proper) | |
| articulate(adjective, easy, confident, talkative) | |
| binding(sound, reasonable) | |
| coherent(adjective, clear, sound, reasonable, sensible) | |
| consistent(clear, sound, reasonable, sensible, natural) | |
| discerning(clear, sound, reasonable, sensible) | |
| efficient(power, sound, reasonable, violent) | |
| genuine(adjective, good, sound, right, reasonable) | |
| in force(expression, sound, reasonable) | |
| irrefutable(sound, reasonable, definite, precise) | |
| justifiable(clear, sound, reasonable, sensible) | |
| lawful(sound, reasonable, valid, rightful) | |
| legal(sound, reasonable, valid, lawful) | |
| lucid(adjective, clear, sound, reasonable, sensible) | |
| perceptive(clear, sound, reasonable, sensible) | |
| perspicuous(clear, sound, reasonable, sensible) | |
| plain(adjective, honest, straight, upright) |
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| APA | Smart Define. (2016). cogent thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/cogent/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "cogent thesaurus" https://smartdefine.org/cogent/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, cogent thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/cogent/thesaurus/synonyms>. |
| MLA | Smart Define. "cogent thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/cogent/thesaurus/synonyms> |