6
broad(adjective, great, top, big, substantial)
6
capacious(adjective, great, big, substantial, large)
6
diffuse(adjective, lavish, lush, profuse, wordy)
6
numerous(adjective, great, big, large, abundant)
6
plenitudinous(adjective, give, big, rich, generous)
6
prodigal(adjective, extreme, rich, grand, generous)
6
spacious(adjective, great, big, substantial, large)
5
comprehensive(adjective, great, top, exact, big)
5
excessive(adjective, great, big, awkward, substantial)
5
expansive(adjective, large)
5
much(adjective, plenty)
5
redundant(adjective, dull, loose, superfluous, wordy)
5
rife
5
sufficient(adjective, great, full, rich, adequate)
5
unsparing(adjective, grand, extravagant, generous, lavish)
5
verbose(adjective, dull, loose, abundant, talkative)
5
wordy(adjective, dull, easy, loose, abundant)
4
bulky(adjective, great, big, heavy, awkward)
4
enormous(adjective, great, big, large, huge)
4
fat(great, big, heavy, awkward, substantial)
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APASmart Define. (2016). copious thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/copious/thesaurus/synonyms
ChicagoSmart Define. 2016. "copious thesaurus" https://smartdefine.org/copious/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, copious thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/copious/thesaurus/synonyms>.
MLASmart Define. "copious thesaurus" 29 March 2016. Web. 20 September 2026. <https://smartdefine.org/copious/thesaurus/synonyms>