58 entries under important topic. ×

25
weighty(adjective, hard, difficult, heavy)
22
grave(adjective, hard, difficult, complex)
22
serious(adjective, hard, difficult, complex)
9
notable(noun, adjective, figure, star)
8
leader(noun, superior, head, boss)
8
major(adjective, great, serious)
7
personage(noun, figure, individual, star)
7
somebody(noun, person, informal, figure, importance)
6
VIP(noun, person, informal, star)
6
big(adjective, great, informal, heavy)
6
bigwig(noun, name, slang, figure)
6
considerable(adjective, big, heavy, significant)
6
lion(noun, figure, star, celebrity)
6
major-league(adjective, great, extraordinary, significant)
5
big-league(adjective, great, informal, extraordinary)
4
big-timer(noun, informal)
4
big shot(noun, expression, idiom, person, slang)
4
big wheel(noun, expression, slang, boss)
4
consequential(adjective, big, heavy, significant)
4
critical(adjective, great, big, heavy)
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APASmart Define. (2016). heavyweight thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/heavyweight/thesaurus/synonyms
ChicagoSmart Define. 2016. "heavyweight thesaurus" https://smartdefine.org/heavyweight/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, heavyweight thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/heavyweight/thesaurus/synonyms>.
MLASmart Define. "heavyweight thesaurus" 26 February 2016. Web. 25 September 2026. <https://smartdefine.org/heavyweight/thesaurus/synonyms>