100 entries under huge topic. ×

9
illimitable(adjective, big, large, absolute)
9
super(adjective, cool, great, big, superb)
9
voluminous(adjective, open, great, big, large)
7
ample(adjective, open, great, big, large)
7
thumping(adjective, great, big)
5
eternal(adjective, large, absolute, vast)
5
fantastic(adjective, superb, wonderful, job, marvelous)
5
hefty(adjective, person, body, great, big)
5
king-size(adjective, vast, copious)
5
sizable(adjective, open, great, big, large)
5
substantial(adjective, great, big, awkward)
4
considerable(adjective, strong, great, big, powerful)
4
extreme(adjective, great, high, greatness)
4
gross(adjective, big, large, vast)
4
high(adjective, strong, great, heavy, powerful)
3
copious(adjective, great, big, large)
3
excessive(adjective, great, big, high)
3
fat(adjective, great, big)
3
generous(adjective, open, great, big, large)
3
grandiose(adjective, great, big, large)
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APASmart Define. (2016). immense thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/immense/thesaurus/synonyms
ChicagoSmart Define. 2016. "immense thesaurus" https://smartdefine.org/immense/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, immense thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/immense/thesaurus/synonyms>.
MLASmart Define. "immense thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/immense/thesaurus/synonyms>