overeater

/ˌoʊvərˈiːtər/
noun
  1. A person who eats too much, especially regularly or habitually.
    • The support group was designed to help overeaters develop healthier habits.
    • He considered himself a compulsive overeater and sought professional advice.
    • As an overeater, she struggled to control her portions at meals.
Antonyms
What does "overeater" mean? | whatsthatwordmean | whatsthatwordmean