空くう然ぜん

taru-adjective, adverb taking the 'to' particle

vacant and unthinking; blankly; in a daze

Describes a state of mental emptiness or absent-mindedness, often with the と particle. Rare literary usage.

• 彼かれは空くう然ぜんと窓まどの外そとを眺ながめていた。

  He was staring blankly out the window.

taru-adjective, adverb taking the 'to' particle

something that should be there is not; empty; void

Indicates an absence or emptiness where something is expected. Rare and literary; often used in descriptive or philosophical contexts.

• 部屋へやは空くう然ぜんとして、誰だれもいなかった。

  The room was empty, with no one there.