OriginBorrowed from Spanish banco, from Old French bank, from Proto-Germanic *bankiz.
Formsbanku(absolutive, indefinite) · bankua(absolutive, indefinite, singular) · bankuak(absolutive, indefinite, plural) · bankuok(absolutive, plural, proximal) · bankuk(ergative, indefinite) · bankuak(ergative, indefinite, singular) · bankuek(ergative, indefinite, plural) · bankuok(ergative, plural, proximal) · bankuri(dative, indefinite) · bankuari(dative, indefinite, singular) · bankuei(dative, indefinite, plural) · bankuoi(dative, plural, proximal) · bankuren(genitive, indefinite) · bankuaren(genitive, indefinite, singular) · bankuen(genitive, indefinite, plural) · bankuon(genitive, plural, proximal) · bankurekin(comitative, indefinite) · bankuarekin(comitative, indefinite, singular) · bankuekin(comitative, indefinite, plural) · bankuokin(comitative, plural, proximal)
Source: Wiktionary — CC BY-SA 4.0