crinkle

verb

1. (ambitransitive)To fold, crease, crumple, or wad.

   “He crinkled the wrapper and threw it out.”

   “The old man's lined face crinkled into a smile.”

2. (intransitive)To rustle, as stiff cloth when moved.

   “The green wheat crinkles like a lake.”

   “All the rooms were full of crinkling silks.”

noun

1. A wrinkle, fold, crease, or unevenness.

   “He observed the crinkles forming around his eyes and suddenly felt old.”

2. The act of crinkling.