Derrire (4)
(Other definitions for end that I've seen before include "Aim; terminate" , "Limit" , "scrap" , "Exterminate - object" , "Conclusion or goal" .)
(Other definitions for rear that I've seen before include "Bottom" , "Of horse, rise up on hind legs" , "Bring up and care for" , "Buttocks - rise up" , "The back part of something" .)