Where does “aruzzi” come from?

aruzzi (Old High German) comes from Proto-Germanic aruts, from Proto-Germanic arud-, from Sumerian ? — copper.

Ancestry of “aruzzi”, step by step

StepLanguageWordMeaning
1Proto-Germanicarutsore
2Proto-Germanicarud-—
3Sumerian?copper

Words derived from “aruzzi”

Every word from Sumerian ? →Every word from Proto-Germanic arud- →Every word from Proto-Germanic aruts →