The term 'REAR ENDS' can be used to describe the back end of various objects. The crossword solutions for this term include SEATS (5 letters), CABOOSES (8 letters), BEHINDS (7 letters), STERNS (6 letters), FANNIES (7 letters), RUMPS (5 letters), and BUMS (4 letters). Each of these words can be used to refer to the back end of a particular object, such as a seat being the back end of a chair, a caboose being the back end of a train, a stern being the back end of a boat, a fanny being the back end of a person, a rump being the back end of an animal, and a bum being the back end of a person.