- Definitions|2
- Thesaurus|1.1k
- Abbreviations|0
47 entries under proper topic. ×
| official(adjective, good, sound, correct, right) | |
| valid(adjective, clear, open, right, honest) | |
| reliable(adjective, good, clear, open, firm) | |
| trustworthy(adjective, good, clear, sound, correct) | |
| true(adjective, good, clear, sound, correct) | |
| dependable(adjective, good, correct, right, honest) | |
| legitimate(adjective, good, sound, correct, right) | |
| solid(adjective, reliable, authentic, accepted) | |
| sound(adjective, clear, accepted, established) | |
| factual(adjective, correct, right, honest, exact) | |
| faithful(adjective, solid, pure, true) | |
| lawful(adjective, good, sound, correct, right) | |
| truthful(adjective, open, correct, right, honest) | |
| legal(adjective, good, sound, correct, right) | |
| accepted(adjective, sound, correct, right, solid) | |
| correct(adjective, good, sound, right, sensible) | |
| proven(adjective, sound, reasonable, solid) | |
| kosher(adjective, good, open, sound, correct) | |
| legit(adjective, good, genuine, accepted) | |
| regular(adjective, correct, right, honest, perfect) |
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| APA | Smart Define. (2015). authoritative thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/authoritative/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "authoritative thesaurus" https://smartdefine.org/authoritative/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, authoritative thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/authoritative/thesaurus/synonyms>. |
| MLA | Smart Define. "authoritative thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/authoritative/thesaurus/synonyms> |