寝る
ねる · neru · JLPT N5 · verb-ichidan
to sleep
🛏️ neru: when you NEed Rest, you neru
The kanji 寝 has a roof (宀) on top and a bed radical on the left: a person lying down indoors. It covers both lying down and sleeping, so 寝る means going to bed as well as being asleep.