- Definitions|2
- Thesaurus|1.3k
- Abbreviations|0
54 entries under sound topic. ×
| substantial(reasonable, rational) | |
| true(clear, reasonable, rational, absolute) | |
| weighty(reasonable, significant, rational, serious) | |
| accurate(reasonable, certain, rational, absolute) | |
| genuine(clear, reasonable, certain, rational) | |
| legitimate(adjective, reasonable, rational) | |
| potent(reasonable, rational, forceful, winning) | |
| powerful(reasonable, solid, rational, realistic) | |
| rational(reasonable, solid, realistic, forceful) | |
| trustworthy(clear, reasonable, solid, rational) | |
| well-founded(adjective, strong, reasonable, easy) | |
| well-grounded(reasonable, rational, absolute, forceful) | |
| attested(reasonable, rational) | |
| bona fide(expression, reasonable, rational, absolute) | |
| confirmed(reasonable, rational) | |
| defensible(reasonable, rational) | |
| efficacious(reasonable, rational, influential, winning) | |
| efficient(reasonable, rational, influential, winning) | |
| good(reasonable, rational) | |
| in force(expression, reasonable, rational) |
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| APA | Smart Define. (2016). conclusive thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/conclusive/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "conclusive thesaurus" https://smartdefine.org/conclusive/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, conclusive thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/conclusive/thesaurus/synonyms>. |
| MLA | Smart Define. "conclusive thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/conclusive/thesaurus/synonyms> |