Dictionary / Vocabulary / 寝ぼける
ねぼける · also ねとぼける
to be still half asleep; to be half awake; to be not yet quite awake
common word Also written 寝惚ける、寝とぼける
彼はそのとき寝ぼけていたらしい。
It seems that he was half asleep then.
よく寝ぼけます。
I'm often half-asleep.
うちの弟は、よく寝ぼけて変なことを言い出す。
My little brother gets delirious when he's sleepy. He says the weirdest things.