遭難者

1. Origins, structure, and basic meaning

• Structure: Written 遭難者 and read そうなんしゃ, it is a person stranded or lost in a dangerous mountain, sea, or wilderness incident.
• Basic usage: Rescuers search through the night and provide a warm blanket after the person is found.

2. Common pitfalls and similar expressions

• Distress case rather than any missing person
  • The word implies an accident in a hazardous setting and the need for rescue.