Where does “Vizcaya” come from?

Vizcaya (Spanish) comes from Basque bizkar, from Proto-Basque *bizkaR — back.

Ancestry of “Vizcaya”, step by step

Vizcaya traces back through two separate lines of ancestry.

via Basque bizkar

StepLanguageWordMeaning
1Basquebizkarback
2Proto-Basque*bizkaRback

via Basque Bizkaia

StepLanguageWordMeaning
1BasqueBizkaia

Words derived from “Vizcaya

Every word from Proto-Basque *bizkaREvery word from Basque bizkar