急死

1. Origins, structure, and basic meaning

• Structure: 急死(きゅうし) means an unexpected sudden death or dying suddenly.
• Basic usage: It is used for the event of a sudden death or for a person dying without warning. Typical patterns are 主人公の急死 and 当主が急死する.

2. Common pitfalls and similar expressions

• Connect the noun and verb uses
  • Use the noun 急死 for the event and 急死する to say that a person dies suddenly.
• Difference from 病死
  • 病死(びょうし) states illness as the cause of death, while 急死 describes the death as sudden.