- Definitions|2
- Thesaurus|401
- Abbreviations|0
53 entries under reasonable topic. ×
| conclusive(adjective, end, sound, honest) | |
| authoritative(adjective, sound, rational, decide) | |
| credible(adjective, sound, rational, convincing) | |
| valid(adjective, sound, right, honest) | |
| authentic(sound, rational) | |
| convincing(sound, rational, definite, precise) | |
| irrefutable(sound, rational, definite, precise) | |
| persuasive(sound, rational) | |
| telling(sound, rational, definite, precise) | |
| ultimate(adjective, end, sound, rational) | |
| weighty(sound, significant, rational, serious) | |
| cogent(sound, rational, definite, precise) | |
| compelling(sound, rational, definite, precise) | |
| sound(honest, solid, rational, convincing) | |
| unanswerable(sound, rational, definite, precise) | |
| accurate(sound, rational) | |
| attested(sound, rational) | |
| binding(sound, rational) | |
| bona fide(expression, sound, rational) | |
| confirmed(sound, rational) |
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| APA | Smart Define. (2015). determinative thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/determinative/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "determinative thesaurus" https://smartdefine.org/determinative/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, determinative thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/determinative/thesaurus/synonyms>. |
| MLA | Smart Define. "determinative thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/determinative/thesaurus/synonyms> |