" improve upon "

[Verb]  | "im*prove" | \ im-ˈprüv \

1: to enhance in value or quality : make better

2: to increase the value of (land or property) by making it more useful for humans (as by cultivation or the erection of buildings)

3: to grade and drain (a road) and apply surfacing material other than pavement

Origin: 15th century ;

 Middle English improuen, emprouen, from Anglo-French emprouer to make profit from, from French en- + pru, prou advantage, from Late Latin prode{mat|proud|};