cramph (Middle High German) comes from Old High German krampho, from Proto-West Germanic *krampu, from Proto-Germanic krampō, from Proto-Germanic krampô, from Proto-Indo-European grem-, from Proto-Indo-European ger- — to turn, bend, twist, wind; to tie, bind...
Ancestry of “cramph”, step by step
cramph traces back through 3 separate lines of ancestry.