Where does “Arzthelferin” come from?

Arzthelferin (German) comes from German Arzthelfer, from German Arzt, from Middle High German erze, from Old High German aruzzi, from Proto-Germanic aruts, from Proto-Germanic arud-, from Sumerian ? — copper.

Arzthelferin (German): physician assistant; nurse

Definitions

  1. physician assistant; nurse

Ancestry of “Arzthelferin”, step by step

StepLanguageWordMeaning
1GermanArzthelferphysician assistant; male nurse
2GermanArztdoctor, physician
3Middle High Germanerze—
4Old High Germanaruzzi—
5Proto-Germanicarutsore
6Proto-Germanicarud-—
7Sumerian?copper
Every word from Sumerian ? →Every word from Proto-Germanic arud- →Every word from Proto-Germanic aruts →