The term 'rear end' is used to refer to the BACKSIDE of a person or object. The crossword solutions for this term include derriere (8 letters), PRAT (4 letters), RAM (3 letters), BOTTOM (6 letters), CABOOSE (7 letters), BACKSIDE (8 letters), BUTTOCKS (8 letters), TAIL (4 letters), RUMP (4 letters), SEAT (4 letters), TUSH (4 letters), FANNY (5 letters), STERN (5 letters), BEHIND (6 letters), BREECH (6 letters), HEINIE (6 letters), slaminto (8 letters), and POSTERIOR (9 letters). All of these words are synonyms for the BACKSIDE of a person or object, and can be used interchangeably.