gilgil gilgul giling gillii gilpin gilung gluing guggul guilin gulgul gulpin gunili gunnii gunung igging igling illing illini illipi illupi ilungu ingili inglun inning inulin liging liglig ligni- lignin ligul- liling lilipi lilliu linggi lingu- lining linlin liulin luging lugulu luling lullin lulung luning lunlun lupini nguuni niggun nilnil ninigi ninlil nip-up nulli- piggin pigniu pilili piling pillig pilpul pin-up pingli pinglu pinili pining pinni- pinuin pipili piping pipipi pippig pippin pippip pippul piupiu plugin plugup pppppp pugili puging puling pullin pullip pullup pulpi puning punpun pupung ugging ungui- ungull unigun unlull unning unplug upping