窓辺

1. Origins, structure, and basic meaning

• Structure: 窓辺, read まどべ, combines 窓, a window, with 辺, the area beside it.
• Basic usage: It refers to the space by a window where plants might be placed or a cat might rest.
  • 窓辺に鉢植えを並べて日光に当てた。

2. Common pitfalls and similar expressions

• The area by a window
  • 窓辺 refers to the area near a window, including a place to sit or enjoy sunlight. English windowsill specifically denotes the narrow ledge below a window, so by the window may fit the context better.