- Definitions|2
- Thesaurus|1.5k
- Abbreviations|0
93 entries under rational topic. ×
| believable(adjective, close, open, sound, correct) | |
| plausible(adjective, open, sound, reasonable, honest) | |
| trustworthy(adjective, good, close, sound, correct) | |
| reliable(adjective, close, open, sound, correct) | |
| reasonable(adjective, sound, sensible, solid, fair) | |
| tenable(adjective, sound, reasonable, sensible) | |
| authentic(adjective, good, close, open, sound) | |
| sound(adjective, reasonable, sensible, solid) | |
| good(adjective, sound, right, reasonable) | |
| acceptable(adjective, sound, reasonable, solid, fair) | |
| conclusive(adjective, sound, reasonable, solid) | |
| sensible(adjective, open, sound, honest, solid) | |
| true(adjective, close, open, direct, sound) | |
| well-founded(good, sound, right, reasonable) | |
| arguable(adjective, sound, reasonable, sensible) | |
| cogent(sound, reasonable, solid, realistic) | |
| justifiable(adjective, sound, reasonable, sensible) | |
| logical(adjective, good, sound, right, reasonable) | |
| secure(adjective, open, sound, reasonable, solid) | |
| well-grounded(good, sound, right, reasonable) |
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| APA | Smart Define. (2015). credible thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/credible/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "credible thesaurus" https://smartdefine.org/credible/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, credible thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/credible/thesaurus/synonyms>. |
| MLA | Smart Define. "credible thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/credible/thesaurus/synonyms> |