デカダンス

noun

decadence

Refers to cultural or moral decline, often associated with late 19th-century European art and literature. In Japanese, it carries a similar aesthetic and critical sense.

from French décadence

• 彼かれの作さく品ひんにはデカダンスの影えい響きょうが色いろ濃こく出でている。

  His work is strongly influenced by decadence.