These are some common words related to mountain environments and hiking/climbing.

Mountains

An inclined surface or side of a mountain.

A long, narrow raised area on a mountain.

A low area of land between hills or mountains.

A flat and elevated area on top of a mountain.

A large mass of ice that moves slowly down a mountain.

A sudden and rapid flow of snow, ice, and rocks down a mountain slope.

Relating to high mountains, especially the Alps.

The height above sea level, often used to measure elevation in mountainous regions.

Long, challenging journey, often involving hiking through mountainous areas.

The act of climbing or moving upward on a mountain.

The act of coming down from a mountain or elevated position.

A professional experienced in leading climbers and hikers in mountainous areas.

A shelter or cabin located on a mountain for hikers and climbers to rest.

The process of adjusting to a new environment, especially higher altitudes.

The sport or activity of climbing mountains.

A rugged, rocky projection on a mountain.