寝ねぼけ

noun

half asleep; not fully awake

Describes the groggy state when one is still drowsy or not yet fully alert, often right after waking up.

• 寝ねぼけまなこで時計とけいを見みたら、まだ夜よ中なかの3時じだった。

  When I looked at the clock with half-asleep eyes, it was still 3 a.m.

• 朝あさは寝ねぼけていて、歯はブラシに洗せん顔がんフォームをつけてしまった。

  I was half asleep in the morning and accidentally put face wash on my toothbrush.