A part
寝坊
Shown as a part of 1 word so far, read one way.
ねぼう 1 word
- 朝寝坊あさねぼうoversleeping, late riser
朝寝坊 · here “sleeping in, waking late; someone who sleeps in”
Also written with 寝坊
These words contain the character in their spelling but show no breakdown that names it, so nothing is claimed about its role in them.