What is another word for "pleat"?

Roget's Thesaurus (1911) lists these synonyms for "pleat": cocker, cockle, corrugate, corrugation, crankle, crease, crimple, crinkle, crumple, curl, double, doubling, down, duplicature, ear, elbow, feet, flexion, flexure, flounce, flute, fluted, fold, frizzle, frounce, gather, hem, joint, lapel, plait, plicate, plication, plicature, ply, pucker, rimple, rivel, ruck, ruffle, rumple.