70 entries under great topic. ×

3
grandiose(adjective, big, large, huge)
3
humongous(adjective, big, large, huge)
3
immense(adjective, big, large, huge)
3
multitudinous(adjective, big, large, abundant)
3
roomy(adjective, big, substantial, large)
2
considerable(big, heavy, awkward, substantial)
2
sweeping(adjective, big, huge)
1
gross(big, heavy, awkward, substantial)
1
hefty(big, heavy, awkward, substantial)
1
immeasurable(big, huge, vast)
1
jumbo(big, huge, vast, plentiful)
1
lousy with(big, heavy, rich, abundant)
1
manifold(adjective, abundant, considerable, various)
1
no end(expression, adjective, substantial, large)
1
populous(big, huge, dense, considerable)
1
satisfying(adjective, full, adequate, abundant)
1
several(big, large, dense, considerable)
1
whopping(big, huge)
0
barn door(expression, big, huge)
0
blimp(big, huge)
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APASmart Define. (2016). copious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/copious/thesaurus/synonyms
ChicagoSmart Define. 2016. "copious thesaurus" https://smartdefine.org/copious/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, copious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/copious/thesaurus/synonyms>.
MLASmart Define. "copious thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/copious/thesaurus/synonyms>