PERFINGS

ef en er es fe if in is ne pe pi re si

efs eng ens erg ern ers fen fer fes fie fig fin fir gen gie gin gip ifs ins ire neg nip peg pen per pes pie pig pin pis psi ref reg rei rep res rif rig rin rip seg sei sen ser sin sip sir sri

egis engs ergs erns fens fern figs fine fins fire firn firs frig gens gien gies gins gips girn grin grip ires negs neif nips pegs pein pens peri pier pies pigs pine ping pins pirn prig refs regs reif rein reis reps rife rifs rigs ring rins ripe rips rise seif serf sign sine sing sipe sire snip spin