Synonyms and related words :
bend, break, bristle, buckle, cave, cocker, cockle, collapse, contort, corrugate, corrugation, crankle, crease, crimp, crimple, crinkle, crook, crush, distort, fold, fold up, furrow, gnarl, go, knit, knot, mangle, pucker, purse, ridge, rimple, ripple, rivel, ruck, ruckle, ruffle, rumple, screw, scrunch, set on edge, shirr, spring, turn, turn awry, twist, wad, warp, wimple, wrench, wrest, wring, wrinkle, writhe, yield,