One who gorges; a person or animal that eats greedily or excessively.
From the verb 'gorge' plus the agent suffix '-er', creating 'one who gorges' (eats excessively).
A gorger is someone who gorges, a teacher teaches, a runner runs—this '-er' suffix is so reliable that English speakers can instantly understand any profession or role built this way, even if they've never heard the exact word before.
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