gigging gilling gingili ginging ginning gipping girling girning giurgiu gnugirl gri-gri griging griping grippli gru-gru gruling gugging guiling guiping gulling gulping gunging gungnir gunning gunupur gurging gurgull gurguri gurning igiugig iluppur inguin- inuring ippling li-ning ligging liguli- lin-pin lingui- linning linping lipping lipring lugging lulling lunging lungung lupinin lupulin luripup nginiig nigging nilgiri nilling nipping nulling nun-gig nunguni nunning nur-ili nurling pig-run pigging pigling pil-pil pilling pilluni pilning pinging pinguin pinigin pinipig pinning pip-pip pipirig pipling pipping plug-in pruning pugging pui-pui pull-in pull-up pulling pullpin pulping punning pupping purging purring rigging rigling rilling rin-rig ring-in ringing rippill ripping rugging rugling ruining runging running ugrupur unguriu urgup