"crinkling" in the verb sense
1. wrinkle, ruckle, crease, crinkle, scrunch, scrunch up, crisp
make wrinkles or creases on a smooth surface make a pressed, folded or wrinkled line in `crisp' is archaic
"The dress got wrinkled"
"crease the paper like this to make a crane"
2. rumple, crumple, wrinkle, crease, crinkle
become wrinkled or crumpled or creased
"This fabric won't wrinkle"
Source: WordNet® (An amazing lexical database of English)
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