6
husky(adjective, big, large, huge, stout)
6
immeasurable(adjective, big, large, huge, tremendous)
6
imposing(adjective, great, big, grand, size)
6
impressive(adjective, big, large, grand, huge)
6
magnified(verb, action, great, big, grand)
6
majestic(adjective, great, big, large, huge)
6
mega(adjective, big, grand, huge, giant)
6
oversized(adjective, big, large, size, huge)
6
solemn(adjective, big, grand, huge, impressive)
6
staggering(adjective, big, size, huge, over)
6
super(adjective, great, big, grand, huge)
6
supersized(adjective, big, grand, huge, colossal)
5
astronomic(adjective, big, grand, huge, giant)
5
beefy(adjective, stout, bulky, overweight, plump)
5
broad(adjective, big, stout, bulky, overweight)
5
difficult(adjective, hard, tough, heavy, problematic)
5
generous(adjective, large, huge, wide)
5
heavy(adjective, tough, severe, large, grand)
5
infinite(adjective, big, size, huge, grand size)
5
intimidating(adjective, great, big, size, huge)
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APASmart Define. (2016). gargantuan thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/gargantuan/thesaurus/synonyms
ChicagoSmart Define. 2016. "gargantuan thesaurus" https://smartdefine.org/gargantuan/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, gargantuan thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/gargantuan/thesaurus/synonyms>.
MLASmart Define. "gargantuan thesaurus" 26 February 2016. Web. 29 September 2026. <https://smartdefine.org/gargantuan/thesaurus/synonyms>