油断
ゆだん
yudan
JLPT N2nounVocabularyLevel 73 - JLPT N2

Quick answer

油断 (ゆだん (yudan)) means "Negligence". It is a Japanese noun. Pronunciation, examples, and related kanji are on this page.

Meaning

Negligence

Also : Carelessness · Lack of vigilance

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Example Sentences

油断をすると、大事な物を失うことになります。

ゆだんをすると、だいじなものをうしなうことになります。

If you let your guard down, you may lose something important.

Kanji in this word

Grammar to study at this level

Last updated Jul 4, 2026

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