50 entries under adjective topic. ×

8
big-league(importance, main, extremely significant)
8
big league(noun, importance, main, extremely significant)
7
big(importance, main, extremely significant)
7
bigwig(importance, main, extremely significant)
7
consequential(importance, main, extremely significant)
7
considerable(importance, main, extremely significant)
7
grand(importance, main, extremely significant)
7
great(importance, main, extremely significant)
7
material(importance, main, extremely significant)
7
momentous(importance, main, extremely significant)
7
substantial(importance, main, extremely significant)
6
impressive(importance, main, extremely significant)
6
influential(importance, main, extremely significant)
5
important
4
significant(importance, main, extremely significant)
2
high-powered(good, noble, decent, worthy)
2
major(important, large)
2
name(good, noble, decent, worthy)
1
admired(good, noble, decent, worthy)
1
appreciable(good, noble, decent, worthy)
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APASmart Define. (2015). big time thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/big_time/thesaurus/synonyms
ChicagoSmart Define. 2015. "big time thesaurus" https://smartdefine.org/big_time/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, big time thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/big_time/thesaurus/synonyms>.
MLASmart Define. "big time thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/big_time/thesaurus/synonyms>