26 entries under extraordinary topic. ×

5
heavyweight(adjective, great, informal, important)
1
catchy(great, outstanding, notable, unforgettable)
1
critical(great, heavy, outstanding, significant)
1
crucial(great, heavy, outstanding, significant)
1
decisive(great, outstanding, significant, vital)
1
enduring(great, outstanding, notable, unforgettable)
1
eventful(great, outstanding, serious, prominent)
1
famous(great, important, outstanding, prominent)
1
heavy(great, significant, serious, prominent)
1
hot(great, outstanding, notable, unforgettable)
1
illustrious(great, important, outstanding, prominent)
1
indelible(great, outstanding, notable, unforgettable)
1
interesting(great, outstanding, notable, unforgettable)
1
lasting(great, outstanding, notable, unforgettable)
1
monumental(great, outstanding, notable, unforgettable)
1
observable(great, outstanding, serious, prominent)
1
red-letter(great, outstanding, serious, prominent)
1
rememberable(great, outstanding, notable, unforgettable)
1
rubric(great, outstanding, serious, prominent)
1
signal(great, outstanding, significant, vital)
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APASmart Define. (2015). big-league thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/big-league/thesaurus/synonyms
ChicagoSmart Define. 2015. "big-league thesaurus" https://smartdefine.org/big-league/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, big-league thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/big-league/thesaurus/synonyms>.
MLASmart Define. "big-league thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/big-league/thesaurus/synonyms>