肉親

1. Origins, structure, and basic meaning

• Structure: 肉親(にくしん) refers to close blood relatives, such as parents, children, or siblings.
• Basic usage: It describes being reunited with a close blood relative after a disaster.
  • 災害の後、離れていた肉親と再会した。

2. Common pitfalls and similar expressions

• Family and blood relatives
  • 家族(かぞく) is broader and can include a spouse. 肉親 specifically highlights a close blood relationship.