- Definitions|2
- Thesaurus|644
- Abbreviations|0
119 entries under rational topic. ×
| level-headed(adjective, sound, sensible, practical) | |
| original(sound, reasonable) | |
| persuasive(sound, reasonable) | |
| potent(sound, reasonable) | |
| powerful(sound, reasonable) | |
| proven(sound, reasonable, logical, understandable) | |
| pure(sound, reasonable) | |
| reliable(sound, reasonable, valid, lawful) | |
| secure(sound, reasonable) | |
| solid(sound, reasonable, logical, understandable) | |
| stringent(sound, reasonable) | |
| strong(sound, reasonable) | |
| substantial(sound, reasonable) | |
| tested(sound, reasonable) | |
| ultimate(sound, reasonable) | |
| unadulterated(sound, reasonable) | |
| unanswerable(sound, reasonable) | |
| uncorrupted(sound, reasonable) | |
| weighty(sound, reasonable) |
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| APA | Smart Define. (2016). justifiable thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/justifiable/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "justifiable thesaurus" https://smartdefine.org/justifiable/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, justifiable thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/justifiable/thesaurus/synonyms>. |
| MLA | Smart Define. "justifiable thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/justifiable/thesaurus/synonyms> |