dig-dig digging din-din dindiri dinging dinning diurnir dugdugi dundurn dunging dunning durning durnir gidding gigging ginging ginning girding girning giurgiu gri-gri griding griging gru-gru grundig gugging guiding gunging gungnir gunning gurding gurging gurguri gurning igiugig in-grid indriid induing inguin- inuring irdning ndiuini nginiig nidding nidging nidingr nigging ninguid nudging nun-gig nunguni nunning ridding ridging rigging rin-rig rinding ring-in ringing rugging ruining runding runging running unguriu uni-dur unrigid urgrund