Where does “Harkaitz” come from?

Harkaitz (Basque) comes from Basque haitz, from Basque -eta — Used to form toponyms.

Ancestry of “Harkaitz”, step by step

StepLanguageWordMeaning
1Basquehaitzstone, rock
2Basque-etaUsed to form toponyms
Every word from Basque -eta →Every word from Basque haitz →