カーテンレクチャー

noun

curtain lecture

A private scolding or complaint given by a wife to her husband, typically in bed behind drawn curtains. The term is a direct loan from English and is rare in modern Japanese; it may appear in literary or historical contexts.

• 彼かの女じょは夫おっとにカーテンレクチャーをした。

  She gave her husband a curtain lecture.