微笑

1. Origins, structure, and basic meaning

• Structure: 微笑(びしょう) is a noun for a small, gentle smile.
• Basic usage: It describes a quiet smiling expression or a faint smile in a photograph.

2. Common pitfalls and similar expressions

• Expressing a smile
  • 静かな微笑を浮かべた means displaying a quiet smile. 浮かべる describes bringing an expression to one's face.
• The scope of laughter and smiling
  • 笑い(わらい) covers laughter and smiling more broadly, including laughing aloud. 微笑 focuses on a small, gentle facial expression.