noun
decline of public morals; moral decay
Formal term for the deterioration of societal moral standards; often used in social commentary or news.
近年、風紀退廃が問題視されている。
In recent years, the decline of public morals has been seen as a problem.
その事件は風紀退廃の象徴とされた。
The incident was regarded as a symbol of moral decay.
Compound of 風紀 (public morals) and 退廃 (decline, decadence). The exact historical derivation is uncertain, but the term is used in modern formal contexts.