飛び出す

1. Origins, structure, and basic meaning

• Structure: 飛び出す is read as とびだす and is a godan intransitive verb meaning to dash or shoot suddenly out from an enclosed or hidden place.
• Basic usage: Mark the source with から, as in 部屋から飛び出す, and use 飛び出してくる for movement emerging toward the viewpoint.

2. Common pitfalls and similar expressions

• Sudden emergence
  • Compared with neutral 出る, it strongly suggests rapid, unexpected movement out into view.
• から and てくる
  • から marks where the movement begins, while てくる presents a bicycle or person emerging toward the observer.