rumple


rumple (http://definr.com/rumple)

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