cockle


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

     n 1: common edible European bivalve
     2: common edible European bivalve mollusk having a rounded
        shell with radiating ribs
     v 1: stir up (water) so as to form ripples [syn: ripple, ruffle,
           riffle, undulate]
     2: to gather something into small wrinkles or folds; "She
        puckered her lips" [syn: pucker, rumple, crumple, knit]