寝しんに就つく

expression, godan verb (-ku)

go to bed; retire for the night

A somewhat formal or literary expression for going to bed, often implying a deliberate act of lying down to sleep. More common in written or polite contexts than in casual speech.

• 彼かれは毎まい晩ばん十じゅう時じに寝しんに就つく。

  He goes to bed at ten every night.

• 疲つかれていたので、早はやめに寝しんに就ついた。

  I was tired, so I went to bed early.