Old Latin duenos

→ English bona (derived)

→ Catalan bo (inherited)

→ Catalan bon (inherited)

→ Corsican bè (derived)

→ Spanish bueno (inherited)

→ French bon (inherited)

→ Italian buono (inherited)

→ Latin bonus (inherited)

→ Latin bene (mention)

→ Ligurian bèllo (mention)

→ Portuguese bom (mention)

→ Romanian bun (inherited)

→ Istro-Romanian bur (inherited)

→ Sardinian bonu (inherited)