塞ふさぎ込こむ

godan verb (-mu), intransitive verb

mope; brood; be in low spirits

Describes a state of feeling down and withdrawn, often staying indoors or being uncommunicative.

• 彼かれは失しつ恋れんしてからずっと部屋へやに塞ふさぎ込こんでいる。

  He's been moping in his room ever since his heart was broken.

• 雨あめの日ひは気き分ぶんが塞ふさぎ込こみがちだ。

  I tend to feel down on rainy days.