50 entries under grand topic. ×

23
large(adjective, great, big, substantial, large)
20
massive(adjective, great, big, substantial, large)
15
huge(adjective, great, big, large)
14
enormous(adjective, great, big, large)
13
gigantic(adjective, great, big, large)
12
gargantuan(adjective, large, impressive, overwhelming)
8
considerable(adjective, great, big, substantial, large)
7
grandiose(adjective, great, big, large)
6
lofty(adjective, large, impressive, overwhelming)
6
mighty(size, impressive, overwhelming, imposing)
6
mountainous(great, big, huge, impressive)
5
boundless(adjective, open, big, large)
5
princely(adjective, large, impressive, overwhelming)
4
hefty(great, big, awkward, substantial, large)
3
dignified(impressive, overwhelming, imposing)
3
elevated(impressive, overwhelming, imposing)
3
exalted(impressive, overwhelming, imposing)
3
long(adjective, big, awkward, large)
3
magnified(impressive, overwhelming, imposing)
3
solemn(impressive, overwhelming, imposing)
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APASmart Define. (2015). voluminous thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/voluminous/thesaurus/synonyms
ChicagoSmart Define. 2015. "voluminous thesaurus" https://smartdefine.org/voluminous/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, voluminous thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/voluminous/thesaurus/synonyms>.
MLASmart Define. "voluminous thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/voluminous/thesaurus/synonyms>