Where does “Jelenia Góra” come from?

Jelenia Góra (English) comes from Polish Jelenia Góra, from German Hirschberg, from German Hirsch, from Middle High German hirz, from Old High German hiruz, from Proto-West Germanic herut, from Proto-Germanic herutaz, from Proto-Indo-European ḱerh₂- — head, top; horn.

Ancestry of “Jelenia Góra”, step by step

StepLanguageWordMeaning
1PolishJelenia Góra
2GermanHirschbergAny of a number of smaller places in Germany, Austria, Switzerland and some other countries in Europe
3GermanHirschdeer
4Middle High Germanhirz
5Old High Germanhiruzdeer
6Proto-West Germanicherutdeer, stag
7Proto-Germanicherutazdeer, stag
8Proto-Indo-Europeanḱerh₂-head, top; horn
Every word from Proto-Indo-European ḱerh₂-