noun, noun or participle which takes 'suru'
overeating; excessive eating
Refers to eating more than is healthy or necessary. Often used in medical, dietary, or self-care contexts. Can be used as a noun or with する to mean 'to overeat'.
ストレスで過食してしまった。
I ended up overeating due to stress.
過食は健康に悪い。
Overeating is bad for your health.
Compound of 過 (excess) and 食 (eating). The reading かしょく is the on'yomi of both characters.