行事

1. Origins, structure, and basic meaning

• Structure: 行事(ぎょうじ) is an event carried out according to a schedule or custom.
• Basic usage: It describes an activity organized by a school or a traditional New Year event.

2. Common pitfalls and similar expressions

• An organized event and a happening
  • 行事 focuses on an activity arranged and carried out, while 出来事 focuses on something that happened.
• Another word with the same reading
  • 行司 is also read ぎょうじ, but names a referee in sumo.