köken: Etymology tree Proto-Indo-European *dewh₂-der.? Proto-Italic *dwenos Old Latin duenos Old Latin duonus Latin bonus Old Spanish bueno Spanish bueno Inherited from Old Spanish bueno, inherited from Latin bonus (“good”), from Old Latin duenos (later duonus), from Proto-Italic *dwenos. Doublet of bonus, a later borrowing.
aile: a buen hambre no hay pan duro, a buen paso, a buenas, a falta de pan, buenas son tortas, a la buena fe, alfil bueno, bonito, buen, buen ánimo, buen apetito