Where does “Arantxa” come from?

Arantxa (Basque) comes from Basque Arantzazu, from Basque -zu.

Ancestry of “Arantxa”, step by step

Step	Language	Word	Meaning
1	Basque	Arantzazu	—
2	Basque	-zu	—

Arantxa — Etymology, Origin & Word History | Etymology Explorer