3
vital(adjective, characteristic, importance, significance)
2
ample(adjective, characteristic, weight, heaviness)
2
big cheese(expression, person, influence, importance)
2
big gun(expression, person, influence, importance)
2
big name(expression, person, influence, importance)
2
big shot(expression, person, influence, importance)
2
bigshot(noun, person, influence, importance)
2
built(adjective, characteristic, weight, heaviness)
2
copious(adjective, characteristic, weight, heaviness)
2
cumbrous(adjective, characteristic, weight, heaviness)
2
dignitary(noun, person, influence, importance)
2
elephantine(adjective, characteristic, weight, heaviness)
2
eminence(noun, person, influence, importance)
2
excessive(adjective, characteristic, weight, heaviness)
2
expectant(adjective, characteristic, weight, heaviness)
2
fat(adjective, characteristic, weight, heaviness)
2
fleshy(adjective, characteristic, weight, heaviness)
2
gravid(adjective, characteristic, weight, heaviness)
2
great(adjective, characteristic, weight, heaviness)
2
gross(adjective, characteristic, weight, heaviness)
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APASmart Define. (2015). lightweight thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/lightweight/thesaurus/antonyms
ChicagoSmart Define. 2015. "lightweight thesaurus" https://smartdefine.org/lightweight/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2015, lightweight thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/lightweight/thesaurus/antonyms>.
MLASmart Define. "lightweight thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/lightweight/thesaurus/antonyms>