(n.) A hill of compact, unstratified, glacial drift or till, usually elongate or oval, with the larger axis parallel to the former local glacial motion.

bank barrow brae butte cock down drift drumlin dune embankment fell foothills haycock haymow hayrick haystack heap hill hillock hummock knob knoll molehill monticle monticule moor mound mow pile pyramid rick sand dune snowdrift stack swell