12
notable(adjective, importance, important, famous, significant)
11
humongous(adjective, great, informal, large, huge)
11
outstanding(adjective, importance, important, famous, significant)
11
whopping(adjective, great, substantial, large, generous)
11
big-league(adjective, importance, valuable, main, notable)
11
bigwig(noun, adjective, importance, valuable, main)
11
burly(adjective, good, strong, great, solid)
11
copious(adjective, great, heavy, awkward, substantial)
11
grave(adjective, importance, valuable, main, notable)
10
liberal(adjective, good, kind, great, reasonable)
10
sizable(adjective, open, great, substantial, high)
10
stout(adjective, person, body, strong, sound)
10
bounteous(adjective, good, kind, complete, reasonable)
10
bountiful(adjective, good, kind, reasonable, easy)
10
influential(adjective, importance, important, valuable, main)
10
remarkable(adjective, importance, valuable, main, notable)
9
adult(adjective, youth, grown)
9
tall(adjective, high, huge, lofty, immense)
9
vital(adjective, importance, valuable, main, notable)
9
goodly(adjective, great, significant, substantial, large)
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APASmart Define. (2016). big thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/big/thesaurus/synonyms
ChicagoSmart Define. 2016. "big thesaurus" https://smartdefine.org/big/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, big thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/big/thesaurus/synonyms>.
MLASmart Define. "big thesaurus" 29 March 2016. Web. 21 September 2026. <https://smartdefine.org/big/thesaurus/synonyms>