退たい廃はい

noun, noun or participle which takes 'suru', intransitive verb

decay; decline; decadence; corruption

Refers to moral, social, or cultural decay; often used in serious or literary contexts to describe a society or institution losing its standards.

• その国くには長ながい戦せん争そうの後あと、道どう徳とく的てきに退たい廃はいした。

  After the long war, the country morally decayed.

• 退たい廃はいした文ぶん化かはやがて滅ほろびる。

  A decadent culture will eventually perish.

noun, noun or participle which takes 'suru', intransitive verb

decline in prosperity; economic decline

Specifically refers to a downturn in material or economic well-being, distinct from moral decay.

• 産さん業ぎょうの退たい廃はいが地ち域いき経けい済ざいに打だ撃げきを与あたえた。

  The decline of industry dealt a blow to the local economy.