crinkling
crink-ling
verb
Forming small folds or lines on a surface, often accompanied by a soft sound.
"Her eyes were crinkling with genuine amusement."
noun
The act or sound of something becoming covered in small folds or wrinkles.
"She loved the crinkling of autumn leaves underfoot."
Thesaurus
Synonyms: crumple, crinkle, crease, rumple, wrinkle, ruckle, scrunch up, scrunch, crisp, furrow, seam, line