Where does “biki” come from?

biki (Basque) comes from Basque bi, from Proto-Basque biga — two.

biki (Basque): twin

Definitions

  1. twin

Ancestry of “biki”, step by step

StepLanguageWordMeaning
1Basquebitwo
2Proto-Basquebigatwo
Every word from Proto-Basque biga →Every word from Basque bi →
biki — Etymology, Origin & Word History | Etymology Explorer