THESAURUS
cocker, cockle, corrugate, corrugation, crankle, crease, crimp, crimple, crinkle, crumple, fold, furrow, knit, knot, plica, pucker, purse, ridge, ripple, rivel, ruck, ruckle, rumple, screw, scrunch, shirr, wimple, wrinkle
ROGET THESAURUS
Fold
N
fold, plicature, plait, pleat, ply, crease, tuck, gather, flexion, flexure, joint, elbow, double, doubling, duplicature, gather, wrinkle,
rimple, crinkle, crankle, crumple, rumple, rivel, ruck, ruffle, dog's ear, corrugation, frounce, flounce, lapel, pucker, crow's feet, plication, folded, fluted, pleated.
VB
fold, double, plicate, plait, crease, wrinkle, crinkle, crankle, curl, cockle up, cocker,
rimple, rumple, flute, frizzle, frounce, rivel, twill, corrugate, ruffle, crimple, crumple, pucker, turn down, double down, down under, tuck, ruck, hem, gather.