Where does “herzog” come from?

herzog (Middle High German) comes from Old High German herizogo, from Proto-West Germanic harjatogō, from Proto-West Germanic hari, from Proto-Germanic harjaz, from Proto-Indo-European kóryos, from Proto-Indo-European ḱer-, from Proto-Indo-European kr̥-, from Proto-Indo-European ker- — army.

Ancestry of “herzog”, step by step

StepLanguageWordMeaning
1Old High Germanherizogoduke
2Proto-West Germanicharjatogōarmy leader, commander, general
3Proto-West Germanichariarmy
4Proto-Germanicharjazarmy; army leader; commander; warrior
5Proto-Indo-Europeankóryoswar; troops; army; war, troops
6Proto-Indo-Europeanḱer-to grow, to make grow, to nourish; to plait,...
7Proto-Indo-Europeankr̥-to turn, to bend
8Proto-Indo-Europeanker-army

Words derived from “herzog

Every word from Proto-Indo-European ker-Every word from Proto-Indo-European kr̥-Every word from Proto-Indo-European ḱer-