- Definitions|2
- Thesaurus|559
- Abbreviations|0
68 entries under sound topic. ×
| believable(adjective, reasonable, rational, conceivable) | |
| impregnable(adjective, reasonable, rational, safety) | |
| valid(adjective, reasonable, rational, justified) | |
| authoritative(adjective, reasonable, rational) | |
| credible(adjective, reasonable, rational, conceivable) | |
| official(adjective, reasonable, rational) | |
| rational(adjective, reasonable, conceivable, tenable) | |
| solid(reasonable, rational) | |
| viable(adjective, reasonable, rational, conceivable) | |
| accurate(reasonable, rational) | |
| attested(reasonable, rational) | |
| authentic(reasonable, rational) | |
| binding(reasonable, rational) | |
| bona fide(expression, reasonable, rational) | |
| cogent(reasonable, rational) | |
| compelling(reasonable, rational) | |
| conclusive(reasonable, rational) | |
| confirmed(reasonable, rational) | |
| convincing(reasonable, rational) | |
| determinative(reasonable, rational) |
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| APA | Smart Define. (2016). defensible thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/defensible/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "defensible thesaurus" https://smartdefine.org/defensible/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, defensible thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/defensible/thesaurus/synonyms>. |
| MLA | Smart Define. "defensible thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/defensible/thesaurus/synonyms> |