drumlin
drum.lin \'dr*m-l*n\ n [IrGael druim back, ridge (fr. OIr druimm) + E -lin (alter. o]f -ling) : an elongate or oval hill of glacial drift
drum.lin \'dr*m-l*n\ n [IrGael druim back, ridge (fr. OIr druimm) + E -lin (alter. o]f -ling) : an elongate or oval hill of glacial drift