leviathan Synonyms

giant thing titanic titan swinge stupendous sea serpent sea monster samson prodigious porpoise pharaonic oarfish mountainous monumental monstrous tremendous vast vasty extremely large Gargantua Quetzalcoatl Loch Ness monster lilith levis orca goliath jumbo humongous whopping whopper whale whacker monster moloch galactic enormous elephantine elephant cyclops cyclopean cosmical colossus colossal cachalot bulky brobdingnagian BIG behemoth gargantuan giant