crease, creased, crimp, crimped, crisp, dog-ear, dog-eared, double, double over, doubled, enfold, flexible, flounce, flounced, flute, fluted, fold, fold over, foldable, folded, folding, frill, gather, gathered, infold, interfold, lap over, plait, plaited, plat, pleat, pleated, pliable, plicated, plicatile, ply, quill, quilled, ruff, ruffle, ruffled, tuck, tucked, turn over, twill, twilled