Where does “Hautdokter” come from?

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

Hautdokter (Luxembourgish): dermatologist

Definitions

  1. dermatologist

Ancestry of “Hautdokter”, step by step

StepLanguageWordMeaning
1GermanHautarztdermatologist
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 →