Etymology

From Proto-Indo-European *gem- 'to grab, grip; be full'. Close to Old English cumbol ‎(“wound, swelling, lump, growth”), Lithuanian gùmulas ‎(“clump, ball, tangle, knot”), Old Norse kumla ‎(“squeeze”), Middle Irish gemel ‎(“shackles, gyve, manacles, handcuff”). Similar formation to kungull and brumbull.