誘因

1. Origins, structure, and basic meaning

• Structure: Spelling: 誘因. Reading: ゆういん. Core meaning: trigger; contributing factor.
• Basic usage: Representative examples: 小さな確認不足が作業ミスの誘因になった / 調査班は事故の誘因を一つずつ洗い出した.

2. Common pitfalls and similar expressions

• Sole cause versus contributing factor
  • 誘因 is a factor that triggers or contributes to an event and may be one among several causes. The word alone does not establish it as the sole direct cause.