17
behemoth(noun, person, big, size, giant)
16
gargantuan(adjective, large)
13
monster(noun, person, big, being, size)
12
mammoth(noun, adjective, person, big, size)
11
giant(noun, adjective, person, big, size)
10
colossus(noun, size, giant)
10
enormous
9
titan(noun, person, big, giant, beings)
9
gigantic
6
huge(adjective, large)
6
jumbo(noun, adjective, person, big, beings)
6
whale
6
titanic
6
immense
5
prodigious
5
colossal
5
cyclopean
5
elephant(noun, size)
5
elephantine
5
hippopotamus(noun, size)
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APASmart Define. (2015). leviathan thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/leviathan/thesaurus/synonyms
ChicagoSmart Define. 2015. "leviathan thesaurus" https://smartdefine.org/leviathan/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, leviathan thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/leviathan/thesaurus/synonyms>.
MLASmart Define. "leviathan thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/leviathan/thesaurus/synonyms>