Where does “Hertogenwald” come from?

Hertogenwald (German) comes from German herzog, from Middle High German herzog, 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- — army.

Ancestry of “Hertogenwald”, step by step

Hertogenwald traces back through two separate lines of ancestry.

via German herzog

StepLanguageWordMeaning
1Germanherzogduke
2Middle High Germanherzog
3Old High Germanherizogoduke
4Proto-West Germanicharjatogōarmy leader, commander, general
5Proto-West Germanichariarmy
6Proto-Germanicharjazarmy; army leader; commander; warrior
7Proto-Indo-Europeankóryoswar; troops; army; war, troops
8Proto-Indo-Europeanḱer-to grow, to make grow, to nourish; to plait,...
9Proto-Indo-Europeankr̥-to turn, to bend
10Proto-Indo-Europeanker-army

via German wald

StepLanguageWordMeaning
1Germanwaldforest; woods; woodland
2Middle High Germanwalt
3Old High Germanwaldforest
4Proto-West Germanicwalþuforest
5Proto-Germanicwalþuzforest
6Proto-Indo-Europeanwel-to see
Every word from Proto-Indo-European ker-Every word from Proto-Indo-European kr̥-Every word from Proto-Indo-European ḱer-