scrounge [scrounged, scrounging, scrounges](To hunt about, especially for something of nominal value; to scavenge or glean) verb [UK: skraʊndʒ] [US: ˈskraʊndʒ]
sponge [sponged, sponging, sponges](to take advantage of others) verb [UK: spʌndʒ] [US: ˈspəndʒ]