noun
General term for climbing activities, especially rock climbing and mountaineering. Often used in compounds like フリークライミング (free climbing) or ボルダリング (bouldering).
週末はいつもクライミングジムに行く。
I go to the climbing gym every weekend.
彼はクライミングの経験が豊富だ。
He has a lot of climbing experience.
登山 refers to mountain climbing or mountaineering in a broader sense, often involving hiking to a summit. クライミング emphasizes the technical act of climbing rock faces or artificial walls.
ロッククライミング specifically means rock climbing. クライミング is a more general term that can include ice climbing, indoor climbing, etc.
Borrowed from English 'climbing'.