Where does “Berthold” come from?

Berthold (German) comes from Old High German Berhthold, from Proto-Germanic *Berhtawald, from Proto-Germanic *berht, from Proto-Germanic berhtaz, from Proto-Germanic hrabnaz, from Proto-Indo-European ḱorh₂-, from Proto-Indo-European ḱer-, from Proto-Indo-European kr̥- — army.

Ancestry of “Berthold”, step by step

StepLanguageWordMeaning
1Old High GermanBerhthold—
2Proto-Germanic*Berhtawald—
3Proto-Germanic*berht—
4Proto-Germanicberhtazbright, shining
5Proto-Germanichrabnazraven
6Proto-Indo-Europeanḱorh₂-—
7Proto-Indo-Europeanḱer-to grow, to make grow, to nourish; to plait,...
8Proto-Indo-Europeankr̥-to turn, to bend
9Proto-Indo-Europeanker-army
Every word from Proto-Indo-European ker- →Every word from Proto-Indo-European kr̥- →Every word from Proto-Indo-European ḱer- →