The term 'roomy dress' can be described by three crossword solutions: ALINE (5 letters), MUUMUU (6 letters), and TENT (4 letters). An ALINE dress is a type of dress that has a fitted bodice and flares out from the waist in an A-shape. A MUUMUU is a loose, brightly colored dress that originated in Hawaii and is often worn for special occasions. Finally, a TENT dress is a style of dress that is loose and billowy, resembling a TENT. All three of these styles of dress are considered to be roomy and comfortable.