Proto-Indo-European *woḱéh₂

→ Asturian vaca (inherited)

→ Catalan vaca (inherited)

→ Corsican vacca (inherited)

→ Dalmatian vaca (inherited)

→ Spanish vaca (inherited)

→ French vache (inherited)

→ Galician vaca (inherited)

→ Italian vacca (inherited)

→ Latin vacca (derived)

→ Mayo guaacas (derived)

→ Piedmontese vaca (inherited)

→ Portuguese vaca (inherited)

→ Romansch vacca (inherited)

→ Romansch vacha (inherited)

→ Romansch vatga (inherited)

→ Sicilian vacca (inherited)

→ Venetian vaca (inherited)

→ Walloon vatche (inherited)