Crinkle

v. t.
  1. To form with short turns, bends, or wrinkles; to mold into inequalities or sinuosities; to cause to wrinkle or curl.

v. i.
  1. To turn or wind; to run in and out in many short bends or turns; to curl; to run in waves; to wrinkle; also, to rustle, as stiff cloth when moved.

n.
  1. A winding or turn; wrinkle; sinuosity.