長寿

1. Origins, structure, and basic meaning

• Structure: 長寿, read ちょうじゅ, means living a long life.
• Basic usage: It is used for celebrating a family member's long life or interviewing long-lived local residents.
  • 祖母の長寿を祝って家族で食事をした。

2. Common pitfalls and similar expressions

• The evaluation of length compared with 寿命
  • 寿命 names the length of a lifespan, while 長寿 indicates that the lifespan is long.