noun, noun or participle which takes 'suru', noun which may take the genitive case particle 'no'
half asleep; dozing
Describes a state between sleep and wakefulness. Often used in literary or descriptive contexts.
彼は半睡状態で講義を聞いていた。
He was listening to the lecture half asleep.
半睡のまま夢
It was as if I was dreaming while half asleep.