催し

1. Origins, structure, and basic meaning

• Structure: 催し is read as もよおし and means “event” and “gathering”.
• Basic usage: It denotes a children’s event in a square and an autumn event discussed by the neighborhood.

2. Common pitfalls and similar expressions

• 催しが開かれる / 催しについて
  • Use 催しが開かれる for an event being held and 催しについて when it is the discussion topic.