77 entries under substantial topic. ×

5
fat(adjective, great, big, significant)
5
unsparing(adjective, grand, extravagant, generous)
4
big(adjective, great, complete, large)
4
comfortable(adjective, comfort, full, significant)
3
extensive(adjective, great, perfect, big, common)
3
magnanimous(adjective, generous, lavish, abundant)
3
munificent(adjective, grand, extravagant, generous)
3
openhanded(adjective, grand, extravagant, generous)
3
sizable(adjective, great, big, significant)
2
aplenty(adjective, heavy, rich, large)
2
appreciable(adjective, significant, large, abundant)
2
heavy(adjective, give, great, big)
2
spacious(great, big, huge, sufficient)
2
voluminous(adjective, give, great, complete, big)
1
broad(great, perfect, big, generous)
1
consequential(significant, large, considerable)
1
decent(adjective, full, acceptable, faultless)
1
dime a dozen(expression, adjective, idiom, heavy)
1
hefty(great, big, significant, large)
1
material(significant, large, considerable)
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APASmart Define. (2015). plentiful thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/plentiful/thesaurus/synonyms
ChicagoSmart Define. 2015. "plentiful thesaurus" https://smartdefine.org/plentiful/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, plentiful thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/plentiful/thesaurus/synonyms>.
MLASmart Define. "plentiful thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/plentiful/thesaurus/synonyms>