孫息子

1. Origins, structure, and basic meaning

• Structure: 孫息子, read まごむすこ, combines 孫 (grandchild) and 息子 (son).
• Basic usage: It refers to one's child's son: a male grandchild.

2. Common pitfalls and similar expressions

• Generational relationship
  • 息子 is a son, while 孫息子 is a grandson.
• Doing something together
  • 孫息子と一緒に means together with a grandson and identifies the companion in growing vegetables.