1
remembered(adjective, memorable)
1
renowned(adjective, great, famous, outstanding, noble)
1
repute
1
royal(adjective, great, famous, outstanding, noble)
1
rubric(great, extraordinary, outstanding, notable)
1
serious(great, extraordinary, outstanding, notable)
1
shining(adjective, great, famous, outstanding, noble)
1
singular(adjective, great, famous, outstanding, noble)
1
standout(great, extraordinary, outstanding, notable)
1
stately(adjective, great, famous, outstanding, noble)
1
stirring
1
superior(adjective, great, famous, outstanding, noble)
1
surpassing(great, extraordinary, outstanding, notable)
1
talked of(expression, adjective, great, famous, outstanding)
1
telling
1
terrible(great, extraordinary, outstanding, notable)
1
unforgettably
1
unforgotten
1
venerable(adjective, great, famous, outstanding, noble)
1
well-known(adjective, great, famous, outstanding, noble)
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APASmart Define. (2016). unforgettable thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unforgettable/thesaurus/synonyms
ChicagoSmart Define. 2016. "unforgettable thesaurus" https://smartdefine.org/unforgettable/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, unforgettable thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unforgettable/thesaurus/synonyms>.
MLASmart Define. "unforgettable thesaurus" 1 April 2016. Web. 26 September 2026. <https://smartdefine.org/unforgettable/thesaurus/synonyms>