原因

げんいん

Cause, origin, source

N4noun·gen'in

How to remember it

原 (origin) + 因 (cause) — the original cause behind something happening.

Example sentences

  • 事故の原因は不明です。

    じこのげんいんはふめいです。

    The cause of the accident is unknown.

  • 遅刻の原因を説明してください。

    ちこくのげんいんをせつめいしてください。

    Please explain the cause of your lateness.

Usage

Formal noun; commonly paired with の and verbs like 探す or 究明する.

Related words

結果理由要因

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