- Definitions|2
- Thesaurus|244
- Abbreviations|0
104 entries under adjective topic. ×
| memorable(great, importance, famous, outstanding) | |
| remarkable(great, importance, famous, outstanding) | |
| momentous | |
| distinguished(outstanding, remarkable, notable, eminent) | |
| haunting | |
| noteworthy(great, extraordinary, important, famous) | |
| notable(great, extraordinary, importance, famous) | |
| extraordinary(great, important, famous, outstanding) | |
| monumental(great, extraordinary, outstanding, remarkable) | |
| indelible | |
| lasting(great, extraordinary, outstanding, remarkable) | |
| striking(great, important, famous, outstanding) | |
| historic(great, extraordinary, outstanding, remarkable) | |
| outstanding(great, extraordinary, famous, noble) | |
| special(great, famous, outstanding, noble) | |
| celebrated(great, extraordinary, important, famous) | |
| signal(great, extraordinary, importance, important) | |
| prominent(great, importance, famous, outstanding) | |
| conspicuous(great, famous, outstanding, noble) | |
| enduring(great, extraordinary, outstanding, remarkable) |
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| APA | Smart Define. (2016). unforgettable thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unforgettable/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "unforgettable thesaurus" https://smartdefine.org/unforgettable/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, unforgettable thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unforgettable/thesaurus/synonyms>. |
| MLA | Smart Define. "unforgettable thesaurus" 1 April 2016. Web. 26 September 2026. <https://smartdefine.org/unforgettable/thesaurus/synonyms> |