Where does “Orzech” come from?

Orzech (English) comes from Polish Orzech, from Proto-Slavic orěxъ, from Proto-Indo-European areyis-.

Ancestry of “Orzech”, step by step

StepLanguageWordMeaning
1PolishOrzechnut
2Proto-Slavicorěxъnut; walnut
3Proto-Indo-Europeanareyis-—
Every word from Proto-Indo-European areyis- →Every word from Proto-Slavic orěxъ →Every word from Polish Orzech →