bonificación betyder på engelska

bonus [bonuses]▼(something extra that is good)
noun
[UK: ˈbəʊ.nəs] [US: ˈboʊ.nəs]

premium [premia]▼(a bonus paid in addition to normal payments)
noun
[UK: ˈpriː.mɪəm] [US: ˈpriː.miəm]