Where does “hrōk” come from?

hrōk (Old Saxon) comes from Proto-West Germanic hrōk, from Proto-Germanic hrōkaz, from Proto-Indo-European ḱer-, from Proto-Indo-European kr̥-, from Proto-Indo-European ker- — army.

Ancestry of “hrōk”, step by step

StepLanguageWordMeaning
1Proto-West Germanichrōkrook
2Proto-Germanichrōkazrook, crow
3Proto-Indo-Europeanḱer-to grow, to make grow, to nourish; to plait,...
4Proto-Indo-Europeankr̥-to turn, to bend
5Proto-Indo-Europeanker-army
Every word from Proto-Indo-European ker- →Every word from Proto-Indo-European kr̥- →Every word from Proto-Indo-European ḱer- →