8
extravagant(adjective, great, big, unreasonable, extreme)
8
hefty(adjective, person, body, great, big)
8
incalculable(adjective, absolute, huge, immense, massive)
8
monster(adjective, big, amazing, large, size)
8
princely(adjective, large, grand, impressive, overwhelming)
8
walloping(adjective, informal, big)
7
appalling(adjective, awful, terrible, horrible, afraid)
7
heinous(adjective, right, awful, terrible, horrible)
7
astronomical(adjective, huge, expensive, high-priced, pricey)
7
high(adjective, strong, great, powerful, large)
7
limitless(adjective, open, unreasonable, extreme, extravagant)
7
lofty(adjective, large, grand, impressive, overwhelming)
7
mortal(adjective, awful, terrible, horrible, afraid)
7
thumping(adjective, great, big, huge)
7
unconscionable(adjective, unreasonable, extreme, extravagant, extra)
6
scandalous(adjective, right, atrocious)
6
flagitious(adjective, awful, terrible, horrible, afraid)
6
frightful(adjective, awful, terrible, horrible, afraid)
6
horrible(adjective, awful, terrible, afraid)
6
horrid(adjective, awful, terrible, horrible, afraid)
10 years ago|25k views|share |citing 
APASmart Define. (2016). enormous thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/enormous/thesaurus/synonyms
ChicagoSmart Define. 2016. "enormous thesaurus" https://smartdefine.org/enormous/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, enormous thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/enormous/thesaurus/synonyms>.
MLASmart Define. "enormous thesaurus" 26 February 2016. Web. 25 September 2026. <https://smartdefine.org/enormous/thesaurus/synonyms>