Where does “krak-” come from?

krak- (Proto-Germanic) comes from Proto-Indo-European ǵerh₂- — to grow old, to mature.

Ancestry of “krak-”, step by step

krak- traces back through two separate lines of ancestry.

via Proto-Indo-European ǵerh₂-

StepLanguageWordMeaning
1Proto-Indo-Europeanǵerh₂-to grow old, to mature

via Tocharian B krāke

StepLanguageWordMeaning
1Tocharian Bkrākedirt, filth also in a sexual sense

Words derived from “krak-

Every word from Proto-Indo-European ǵerh₂-
krak- — Etymology, Origin & Word History | Etymology Explorer