- Definitions|2
- Thesaurus|404
- Abbreviations|0
51 entries under reasonable topic. ×
| confirmed(verb, good, sound, right) | |
| valid(adjective, sound, right, rational) | |
| bona fide(expression, adjective, good, sound, right) | |
| true(adjective, sound, rational) | |
| authoritative(adjective, good, sound, right) | |
| genuine(adjective, good, sound, right) | |
| authentic(adjective, good, sound, right) | |
| legitimate(adjective, good, sound, right) | |
| accurate(sound, rational, reliable, trustworthy) | |
| binding(sound, rational) | |
| cogent(sound, rational) | |
| compelling(sound, rational) | |
| conclusive(sound, rational) | |
| convincing(sound, rational, reliable, trustworthy) | |
| credible(good, sound, right, rational) | |
| defensible(sound, rational) | |
| determinative(sound, rational) | |
| efficacious(good, sound, right, rational) | |
| efficient(good, sound, right, rational) | |
| good(sound, right, rational, genuine) |
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| APA | Smart Define. (2015). attested thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/attested/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "attested thesaurus" https://smartdefine.org/attested/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, attested thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/attested/thesaurus/synonyms>. |
| MLA | Smart Define. "attested thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/attested/thesaurus/synonyms> |