A backless couch is a type of furniture that has no back support and can come in a variety of shapes and sizes. The crossword solutions for this term include DIVAN (5 letters), OTTOMAN (7 letters), MULE (4 letters), STOOL (5 letters), and POUF (4 letters). A DIVAN is a long, upholstered sofa with a back and arms on one side and often no back on the other. An OTTOMAN is a low, upholstered seat or footstool without arms or a back. A MULE is a type of armless chair with a high back and a low seat. A STOOL is a seat without a back or arms, usually supported by four legs. Lastly, a POUF is a round, low, upholstered seat or footstool.