13
marvelous(adjective, amazing, wonderful, fantastic, extraordinary)
12
miraculous(adjective, wonderful, good, unusual, exceptional)
12
portentous
11
Brobdingnagian(adjective, big, huge, vast, monstrous)
11
fantastic(adjective, good, great, extraordinary, unusual)
11
humongous(noun, adjective, great, big, large)
11
marvellous(adjective, excellent, unusual, superb)
11
towering(adjective, strong, great, large, huge)
11
wondrous(adjective, good, extraordinary, strange, marvelous)
10
fabulous(adjective, amazing, wonderful, good, great)
10
grand(adjective, strong, powerful, fantastic, large)
10
monster(noun, adjective, big, amazing, size)
10
staggering(adjective, extraordinary, strange, wonderful, marvelous)
9
bulky(adjective, person, body, large)
9
cyclopean(adjective, big, giant)
9
remarkable(adjective, excellent, extraordinary, unusual, superb)
9
whopping(adjective, slang, big, enormous)
8
extensive(adjective, strong, great, fancy, big)
8
infinite(adjective, size, huge, vast, immense)
8
mind-boggling(adjective, wonderful, amazing, remarkable, astonishing)
11 years ago|21k views|share |citing 
APASmart Define. (2015). prodigious thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/prodigious/thesaurus/synonyms
ChicagoSmart Define. 2015. "prodigious thesaurus" https://smartdefine.org/prodigious/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, prodigious thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/prodigious/thesaurus/synonyms>.
MLASmart Define. "prodigious thesaurus" 17 July 2015. Web. 25 September 2026. <https://smartdefine.org/prodigious/thesaurus/synonyms>