廃校

1. Origins, structure, and basic meaning

• Structure: 廃校(はいこう) is a noun for closing a school or for a school that has already closed.
• Basic usage: The resulting status appears in 廃校になった小学校, while a closure decision appears in 学校の廃校を決める.

2. Common pitfalls and similar expressions

• Action and place
  • Depending on context, it can refer to the decision or process of closing a school or to the school building left after closure.
• Linking forms
  • Use 廃校になる for becoming a closed school and 廃校を決める for deciding on the closure.