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The biggest there is. A fusion of humongous, gigantic, and enormous. Superior to ginormongous dues to combining the same three words but with less syllables and letters, attaining a hugantous average per letter and syllable.
I've never seen anything that hugantous! Is it real?
See ginormous, huge, big, large, gigantic, giant, fat, massive, beast, fatty, gimongous, hugantic, tiny, animal, awesome, biggest, bufforilla, egantic, gargantuan, giageezmo, humongous, monster, obese