稼ぐ

1. Origins, structure, and basic meaning

• Structure: 稼ぐ is read as かせぐ and is a verb meaning to earn money or necessary expenses through work.
• Basic usage: It can refer to earning money for a specific purpose such as travel or providing one's own living expenses.

2. Common pitfalls and similar expressions

• Money for a stated purpose
  • 旅費を稼ぐ means that the older brother worked over summer vacation to earn the funds needed for travel. Example: 兄は夏休みに働いて旅費を稼ぎました。
• Earning living expenses
  • 生活費を稼ぐ means earning the money needed for everyday life oneself. Example: 自分で生活費を稼ぐことの大変さを知りました。