Translation

わざと / 故意に / 意図的に

Meaning

Purposely means deliberately or on purpose, not by accident. It often explains that someone chose to do something, sometimes something annoying or wrong. Do not confuse it with purposefully, which can mean with clear aim or determination.

Examples

• 彼はわざと私の名前を間違えました。
  He purposely mispronounced my name.
• 彼女は故意にその詳細を報告書から省きました。
  She purposely left that detail out of the report.