병폐가 · 병폐를
chronic problem, social ill, deep-rooted evil
Example
학벌 중심 문화는 우리 사회의 오랜 병폐예요.
A culture centered on academic background is a long-standing ill of our society.
Word parts
병 disease+폐 abuse, ill
Literally 'disease and ill' — a problem rooted like an illness.