e-four effere effoff effore ekeren ekero enfree enkoor enkuru ennore enoree enourn eornen ereno ereone erkner ernee eronen errour eureko eururo feeror fennek fenner fenno- feofor ferfer ferner feroke ferren ferrer ferro- ferron ferrur foerre fokker fokoue fonero foofoo foofur fooker fooner forfun forken forker forner forone forrer forure foufou fourer fourof fourou freeof freeon frefre frenne freren freure froeen froofe froren frorne fufore fukuro funker funner funoon funrun furfen furfur furner furore furour furrer furrfu furuno keefer keeffe keeker keenen keener keenon kekonu kekune ken-on kenken kennen kenner kenure keokee keokuk kereru kerken kerker kerkuk kernen kerner kerou keuruu knokke knorre knuffe koenen koffee kofuku kokeon kokofu kokoku kokone kokoon kokoro kokoun kokufu koneko koneru konken konker konnor konnur kookoo koonur koreke korere korero korkor korner kororo korrek koruen korunk koruru kouere kouffo koukou kouoro kourou kreker krenek krofne krokek kroken kronen kroner kronor kronur kuenen kukere kuknur kunene kuneru kunkur kunnen kunnur kuo-fu kurkun kuroko kurree kururu kuurne neener nefere nefero nekfeu nekro- nekron nenfro nennur nereon nerone neroon nerrer neuere neueue neuner neuro- neuron nkonko nkoroo no-one noffke noforn nokoue non-no nonene noneof nonfee nonkon nonone nonono nonoon nooner noonoo noonor noreen norken norker noroff noroof norree nounou nourne nuenen nukkuu nukunu o-knon oekene oekern oenone of-run oferre offner okeefe okeene okerer okonek okoure on-off one-er oneeke onefor oneoff oneone onerun onofre onoken onueke ookroo oooooo orfeon orneo- ornone orokon oronne orrour ouenne ouenou ouerre ouroun re-ron re-run reefer reeffe reeker reekof refeff rekken reknen renfro renker renner renouf renren reroof reuere reuour roenne rokker rokkor rokuko rokuro ronnen ronner ronnon ronron roofer rooker rorek rouffe rouner rounou rourke ruffer run-on runfor runner runoff runone ruoken rurkee u-neek uenuku unfere unfork unfree unkeen unreke unroof unrufe urouer uroure uruffe