Famous frenemy of Manet (5)
![Ross](/clue/static/ross-mug.min.png)
I believe the answer is:
degas
(Other definitions for degas that I've seen before include "Edgar -, Fr. sculptor/ painter" , "Edgar -, Fr. artist" , "Edgar ---, Fr. impressionist" , "Edgar --, French painter and sculptor" , "Edgar -, French impressionist" .)