noun, noun which may take the genitive case particle 'no'
lack of preparation; insufficient preparation; ill-preparedness
Describes a state where preparation is inadequate, often used in contexts like exams, projects, or events.
準備不足で試験に落ちた。
I failed the exam due to lack of preparation.
準備不足のままプレゼンを始めてしまっ
I started the presentation without sufficient preparation.