არსებითი სახელი
Universal
a layer of dirt or froth on the surface of a liquid:green scum found on stagnant pools informal a worthless or contemptible person or group of people:you drug dealers are the scum of the earth
form a layer of dirt or froth on (a liquid):litter scummed the surface of the water [no object] (of a liquid) become covered with a layer of dirt or froth:the lagoon scummed over
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adjective (scummier, scummiest)