- Definitions|1
- Thesaurus|221
- Abbreviations|0
89 entries under unusual topic. ×
| memorable(adjective, superior, important, glad) | |
| notable(adjective, great, excellent, extraordinary) | |
| special(adjective, superior, important, exceptional) | |
| festive(adjective, superior, exceptional, fun) | |
| gala(adjective, superior, exceptional, fun) | |
| important(adjective, great, extraordinary, famous) | |
| momentous(adjective, great, extraordinary, superior) | |
| observable(adjective, great, extraordinary, important) | |
| rubric(great, extraordinary, outstanding, serious) | |
| significant(adjective, great, extraordinary, superior) | |
| bodacious(great, extraordinary, outstanding, serious) | |
| boss(adjective, important, exceptional, remarkable) | |
| conspicuous(adjective, great, important, famous) | |
| cool(adjective, important, exceptional, remarkable) | |
| distinguished(adjective, great, superior, important) | |
| eventful(great, extraordinary, outstanding, serious) | |
| evident(adjective, great, extraordinary, important) | |
| exceptional(adjective, excellent, superior, important) | |
| extraordinary(adjective, great, superior, important) | |
| heavy(adjective, great, extraordinary, important) |
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| APA | Smart Define. (2015). red-letter thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/red-letter/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "red-letter thesaurus" https://smartdefine.org/red-letter/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2015, red-letter thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/red-letter/thesaurus/synonyms>. |
| MLA | Smart Define. "red-letter thesaurus" 10 April 2015. Web. 1 October 2026. <https://smartdefine.org/red-letter/thesaurus/synonyms> |