klämma

Etymology
From.

Noun

 * 1) a clip, a clamp, a fastener (device that holds things together by pressing or grasping – "squeezing")
 * 2) a jam (difficult situation)
 * 1) a jam (difficult situation)

Verb

 * 1) to squeeze
 * 2) to injure (a body part) through squeezing; to jam, to crush, to smash, etc.
 * 3)  to injure oneself as above
 * 1)  to injure oneself as above