2
limitless(adjective, huge, vast, massive)
2
lofty(adjective, large)
2
monster(adjective, size)
2
roomy(adjective, great, big, large, huge)
2
substantial(great, big, huge)
2
super(great, big, huge, vast, fabulous)
2
vasty(adjective, size)
2
whacking
2
wide(great, big, huge)
1
comprehensive(adjective, great, big, large, huge)
1
astronomical(adjective, informal, huge)
1
baggy(adjective, large)
1
barn door(expression, great, big, huge, immense)
1
bigger
1
blimp(great, big, huge, fabulous, immense)
1
cosmic
1
excessive(great, big, huge, vast, massive)
1
expansive(adjective, large)
1
fat(great, big, huge)
1
full(great, big, huge)
11 years ago|9.2k views|share |citing 
APASmart Define. (2015). humongous thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/humongous/thesaurus/synonyms
ChicagoSmart Define. 2015. "humongous thesaurus" https://smartdefine.org/humongous/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, humongous thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/humongous/thesaurus/synonyms>.
MLASmart Define. "humongous thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/humongous/thesaurus/synonyms>