3 entries under sound topic. ×
| true(adjective, reasonable, uncertain, dishonest) | |
| logical(adjective, reasonable, obscure, illogical) | |
| reasonable(adjective, senseless, irrational, unsound) |
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| APA | Smart Define. (2016). invalid thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/invalid/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "invalid thesaurus" https://smartdefine.org/invalid/thesaurus/antonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, invalid thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/invalid/thesaurus/antonyms>. |
| MLA | Smart Define. "invalid thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/invalid/thesaurus/antonyms> |