benefit · advantage

1. Origins, structure, and basic meaning

• Structure: 利 has seven strokes and the on-reading り.
• Basic usage: It appears in words for benefit or advantage and for ease of use.

2. Common pitfalls and similar expressions

• Profit and interest
  • 利益(りえき) can describe a shop's financial profit or a benefit serving someone's interests.
  • 利息(りそく) is interest on a loan or deposit, a more specific concept than the broader benefit expressed by 利益.
• Convenience
  • 便利(べんり) means that a place or tool is convenient to use.