dreamy state

Translations
мечтательное состояние
He was in a dreamy state after waking up from a nap.
Он был в мечтательном состоянии после пробуждения от дневного сна.
Definitions
A dreamy state refers to a mental condition characterized by a sense of detachment from reality, often marked by daydreaming, reverie, or a relaxed, imaginative mindset where thoughts and feelings drift freely.