rumple in WordNet English dictionary

1. to gather something into small wrinkles or folds
   "She puckered her lips"
   pucker  rumple  cockle  crumple  knit 
   
2. become wrinkled or crumpled or creased
   "This fabric won't wrinkle"
   rumple  crumple  wrinkle  crease  crinkle 
   
3. disturb the smoothness of
   "ruffle the surface of the water"
   ruffle  ruffle up  rumple  mess up