登山

1. Origins, structure, and basic meaning

• Structure: Written 登山 and read とざん, it means climbing or hiking a mountain with the ascent itself as the activity.
• Basic usage: It involves preparing shoes for a weekend climb and abandoning an ascent when rain intensifies.

2. Common pitfalls and similar expressions

• More specific than a casual walk
  • The mountain ascent and its safety preparation distinguish it from ordinary walking.