寝坊

1. Origins, structure, and basic meaning

• Structure: 寝坊 is read as ねぼう and functions as a noun or with する for waking later than intended or sleeping late.
• Basic usage: Use 二度寝して寝坊する for one result and 寝坊ばかりしている for a repeated habit.

2. Common pitfalls and similar expressions

• Going back to sleep and oversleeping
  • 二度寝 is the act of falling asleep again after waking, while 寝坊 is the late waking that results.
• Contrast with 夜更かし
  • 夜更かし means staying awake late at night; 寝坊 concerns waking late, and one does not necessarily imply the other.