The term 'FEATURE CUMMERBUND' is composed of two words. The first word, 'FEATURE, ' is a noun meaning 'a prominent or distinctive attribute or aspect of something.' The second word, 'CUMMERBUND, ' is a noun referring to a broad sash worn around the waist as part of men's formal dress. The crossword solution for this term is 'PLEAT, ' which is a noun meaning 'a fold in cloth made by doubling fabric back upon itself and then pressing or stitching it into place.' A CUMMERBUND typically has pleats along its length, which gives it a decorative look.