They are rappelling down the cliff.

I enjoy rappelling down cliffs during my outdoor adventures.

I had to use a rappel to descend down the cliff.

I learned how to rappel down the cliff during my rock climbing class.

I need to practice my rappel technique.

He is an experienced rappeler.

There are many rappels available for rock climbing enthusiasts.

He rappels down the cliff.

He rappelled down the cliff with ease.

He is rappeling down the cliff.