eeeee eepee eerie eerik efere eferi effer effie efrei eiker eipri eirie ekker eppie erere erier eriff erkki feere feier ferie ferik ferr- ferre ferri fieee fieri fierk fifer fifie fikie fikri firee firei firer firie firre freei freek freep freer freik freir freke frere frier frike fripp ieiri iepe ieper ierei if-- ifere iiiee iiiii ikeep ikire iperf ippee ippei iriki irker irrep k-p-r keefe keepe keere keeri kefee keffi kefir keiki keipi keire keiri kekri kepie keppe kerei kerek kerep kerie kerik kerre kerri kfeir kieke kifri kiiki kikki kipke kirfi kirie kirke kirki kirpi kirre kreef kreek kreep kreke kreki krepe kriek krier krike p-rep peeke peere peeri pefki peire pekre pepee peppe peppi perer peri- perie perke perki perre perri piere pieri pierk piiri piker pikke piper pippi pipri pirie pirke pirre pirri pre-k preef preff preie preif preik preke preki prief prier prife reefe reepe reere refer reffe reiek reiff reike reiki rekke reppe rere- reree rerik rerip rerir ri-fi riefe rifer riife rikei riker rikki riper rippe ririe rperf rripe