渓流

1. Origins, structure, and basic meaning

• Structure: 渓流, read けいりゅう, means a stream flowing through a mountain valley.
• Basic usage: It can be a clear stream beside which people rest or a mountain watercourse whose level rises quickly after rain.

2. Common pitfalls and similar expressions

• A stream flowing through a mountain valley
  • It denotes a mountain stream beside which people may rest and whose level can rise after rain. It should not be generalized to every river regardless of setting and scale.