湧水

1. Origins, structure, and basic meaning

• Structure: 湧水 is read as ゆうすい and is a noun for spring water that naturally emerges from underground through soil or rock.
• Basic usage: The place where it emerges appears in 岩の間から出る湧水, while water filling a pond appears in 湧水で満たされる.

2. Common pitfalls and similar expressions

• Water emerging at the surface
  • It denotes water that has naturally emerged through soil or rock at the surface, not all water remaining underground.
• Difference from 地下水
  • 地下水 broadly means groundwater below the surface, while 湧水 focuses on groundwater that naturally emerges above ground.