認にん識しき不ぶ足そく

noun

lack of awareness; insufficient understanding

Used when someone does not fully grasp a situation, fact, or concept, often implying a failure to recognize something important.

• 彼かれの認にん識しき不ぶ足そくが原げん因いんで、プロジェクトは遅おくれた。

  The project was delayed due to his lack of awareness.

• この問もん題だいに対たいする認にん識しき不ぶ足そくは深しん刻こくだ。

  The lack of understanding regarding this issue is serious.