noun
negligence; carelessness; failure to do one's duty
Refers to a failure to perform a required action or duty, often with a nuance of oversight or neglect. Commonly used in formal or serious contexts.
報告の怠りが大きな問題になった。
The negligence in reporting became a major problem.
安全確認の怠りは許されない。
Negligence in safety checks is unforgivable.
怠慢 is a more formal and abstract term for negligence, often used in legal or official contexts, while 怠り can refer to a specific instance of neglect.
不注意 emphasizes a lack of attention or carelessness, whereas 怠り implies a failure to fulfill an obligation.
Derived from the verb 怠る (おこたる, 'to neglect'), nominalized by the continuative form. The kanji 怠 carries the meaning of 'neglect' or 'laziness'.