This is the 8535th most frequent German word.
klettern
To climb.
'Klettern' is used to describe the action of climbing objects physically.
Die Kinder klettern auf die Bäume im Park.
The children climb the trees in the park.
'Klettern' here emphasizes the sport or recreational activity of climbing.
In ihrer Freizeit klettert sie gerne an der Kletterwand.
In her free time, she enjoys climbing the climbing wall.
'Klettern' is applied metaphorically to show the climbing ability of an animal.