98 entries under adjective topic. ×

8
big time(importance, main, extremely significant)
8
considerable(importance, main, extremely significant)
8
high-up(importance, valuable, main, notable)
8
major(lead, important, head, master)
8
significant(importance, valuable, main, notable)
7
big league(lead, importance, head, master)
7
big shot(importance, valuable, main, notable)
7
challenging(importance, valuable, main, notable)
7
constitutive(importance, valuable, main, notable)
7
core(lead, importance, head, master)
7
donnish(importance, valuable, main, notable)
7
exciting(importance, valuable, main, notable)
7
far reaching(importance, valuable, main, notable)
7
fateful(importance, valuable, main, notable)
7
haughty(importance, valuable, main, notable)
7
historic(importance, main, extremely significant)
7
key-note(importance, valuable, main, notable)
7
meaningful(importance, main, extremely significant)
7
newsworthy(importance, valuable, main, notable)
7
notable(importance, main, extremely significant)
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APASmart Define. (2015). big-league thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/big-league/thesaurus/synonyms
ChicagoSmart Define. 2015. "big-league thesaurus" https://smartdefine.org/big-league/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, big-league thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/big-league/thesaurus/synonyms>.
MLASmart Define. "big-league thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/big-league/thesaurus/synonyms>