- Definitions|2
- Thesaurus|770
- Abbreviations|0
56 entries under sound topic. ×
| unanswerable(adjective, reasonable, definite, precise) | |
| convincing(adjective, reasonable, certain, definite) | |
| valid(adjective, clear, right, reasonable) | |
| solid(adjective, reasonable, material, certain) | |
| strong(reasonable, rational) | |
| accurate(adjective, reasonable, certain, rational) | |
| proven(adjective, reasonable, certain, rational) | |
| set(adjective, clear, firm, solid) | |
| authoritative(clear, reasonable, certain, rational) | |
| good(reasonable, rational) | |
| weighty(reasonable, rational) | |
| authentic(reasonable, material, certain, rational) | |
| cogent(reasonable, rational, definite, precise) | |
| determinative(reasonable, rational, definite, precise) | |
| fixed(adjective, clear, firm, plain) | |
| official(reasonable, rational, reliable) | |
| persuasive(adjective, reasonable, rational) | |
| powerful(reasonable, rational) | |
| substantial(reasonable, physical, material, rational) | |
| telling(reasonable, rational, definite, precise) |
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| APA | Smart Define. (2015). irrefutable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/irrefutable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "irrefutable thesaurus" https://smartdefine.org/irrefutable/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, irrefutable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/irrefutable/thesaurus/synonyms>. |
| MLA | Smart Define. "irrefutable thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/irrefutable/thesaurus/synonyms> |