fedrin efdrin fderin dferin edfrin defrin ferdin efrdin fredin rfedin erfdin refdin fdrein dfrein frdein rfdein drfein rdfein edrfin derfin erdfin redfin drefin rdefin fedirn efdirn fdeirn dfeirn edfirn defirn feidrn efidrn fiedrn ifedrn eifdrn iefdrn fdiern dfiern fidern ifdern difern idfern edifrn deifrn eidfrn iedfrn diefrn idefrn feridn efridn freidn rfeidn erfidn refidn feirdn efirdn fierdn iferdn eifrdn iefrdn friedn rfiedn firedn ifredn rifedn irfedn erifdn reifdn eirfdn ierfdn riefdn irefdn fdrien dfrien frdien rfdien drfien rdfien fdiren dfiren fidren ifdren difren idfren friden rfiden firden ifrden rifden irfden drifen rdifen dirfen idrfen ridfen irdfen edrifn derifn erdifn redifn dreifn rdeifn edirfn deirfn eidrfn iedrfn dierfn iderfn eridfn reidfn eirdfn ierdfn riedfn iredfn driefn rdiefn direfn idrefn ridefn irdefn fedrni efdrni fderni dferni edfrni defrni ferdni efrdni fredni rfedni erfdni refdni fdreni dfreni frdeni rfdeni drfeni rdfeni edrfni derfni erdfni redfni drefni rdefni fednri efdnri fdenri dfenri edfnri defnri fendri efndri fnedri nfedri enfdri nefdri fdneri dfneri fnderi nfderi dnferi ndferi ednfri denfri endfri nedfri dnefri ndefri ferndi efrndi frendi rfendi erfndi refndi fenrdi efnrdi fnerdi nferdi enfrdi nefrdi frnedi rfnedi fnredi nfredi rnfedi nrfedi ernfdi renfdi enrfdi nerfdi rnefdi nrefdi fdrnei dfrnei frdnei rfdnei drfnei rdfnei fdnrei dfnrei fndrei nfdrei dnfrei ndfrei frndei rfndei fnrdei nfrdei rnfdei nrfdei drnfei rdnfei dnrfei ndrfei rndfei nrdfei edrnfi dernfi erdnfi rednfi drenfi rdenfi ednrfi denrfi endrfi nedrfi dnerfi nderfi erndfi rendfi enrdfi nerdfi rnedfi nredfi drnefi rdnefi dnrefi ndrefi rndefi nrdefi fedinr efdinr fdeinr dfeinr edfinr definr feidnr efidnr fiednr ifednr eifdnr iefdnr fdienr dfienr fidenr ifdenr difenr idfenr edifnr deifnr eidfnr iedfnr diefnr idefnr fednir efdnir fdenir dfenir edfnir defnir fendir efndir fnedir nfedir enfdir nefdir fdneir dfneir fndeir nfdeir dnfeir ndfeir ednfir denfir endfir nedfir dnefir ndefir feindr efindr fiendr ifendr eifndr iefndr fenidr efnidr fneidr nfeidr enfidr nefidr finedr ifnedr fniedr nfiedr infedr nifedr einfdr ienfdr enifdr neifdr inefdr niefdr fdiner dfiner fidner ifdner difner idfner fdnier dfnier fndier nfdier dnfier ndfier finder ifnder fnider nfider infder nifder dinfer idnfer dnifer ndifer indfer nidfer edinfr deinfr eidnfr iednfr dienfr idenfr ednifr denifr endifr nedifr dneifr ndeifr eindfr iendfr enidfr neidfr inedfr niedfr dinefr idnefr dniefr ndiefr indefr nidefr ferind efrind freind rfeind erfind refind feirnd efirnd fiernd ifernd eifrnd iefrnd friend rfiend firend ifrend rifend irfend erifnd reifnd eirfnd ierfnd riefnd irefnd fernid efrnid frenid rfenid erfnid refnid fenrid efnrid fnerid nferid enfrid nefrid frneid rfneid fnreid nfreid rnfeid nrfeid ernfid renfid enrfid nerfid rnefid nrefid feinrd efinrd fienrd ifenrd eifnrd iefnrd fenird efnird fneird nfeird enfird nefird finerd ifnerd fnierd nfierd inferd niferd einfrd ienfrd enifrd neifrd inefrd niefrd frined rfined firned ifrned rifned irfned frnied rfnied fnried nfried rnfied nrfied finred ifnred fnired nfired infred nifred rinfed irnfed rnifed nrifed inrfed nirfed erinfd reinfd eirnfd iernfd rienfd irenfd ernifd renifd enrifd nerifd rneifd nreifd einrfd ienrfd enirfd neirfd inerfd nierfd rinefd irnefd rniefd nriefd inrefd nirefd fdrine dfrine frdine rfdine drfine rdfine fdirne dfirne fidrne ifdrne difrne idfrne fridne rfidne firdne ifrdne rifdne irfdne drifne rdifne dirfne idrfne ridfne irdfne fdrnie dfrnie frdnie rfdnie drfnie rdfnie fdnrie dfnrie fndrie nfdrie dnfrie ndfrie frndie rfndie fnrdie nfrdie rnfdie nrfdie drnfie rdnfie dnrfie ndrfie rndfie nrdfie fdinre dfinre fidnre ifdnre difnre idfnre fdnire dfnire fndire nfdire dnfire ndfire findre ifndre fnidre nfidre infdre nifdre dinfre idnfre dnifre ndifre indfre nidfre frinde rfinde firnde ifrnde rifnde irfnde frnide rfnide fnride nfride rnfide nrfide finrde ifnrde fnirde nfirde infrde nifrde rinfde irnfde rnifde nrifde inrfde nirfde drinfe rdinfe dirnfe idrnfe ridnfe irdnfe drnife rdnife dnrife ndrife rndife nrdife dinrfe idnrfe dnirfe ndirfe indrfe nidrfe rindfe irndfe rnidfe nridfe inrdfe nirdfe edrinf derinf erdinf redinf dreinf rdeinf edirnf deirnf eidrnf iedrnf diernf idernf eridnf reidnf eirdnf ierdnf riednf irednf drienf rdienf direnf idrenf ridenf irdenf edrnif dernif erdnif rednif drenif rdenif ednrif denrif endrif nedrif dnerif nderif erndif rendif enrdif nerdif rnedif nredif drneif rdneif dnreif ndreif rndeif nrdeif edinrf deinrf eidnrf iednrf dienrf idenrf ednirf denirf endirf nedirf dneirf ndeirf eindrf iendrf enidrf neidrf inedrf niedrf dinerf idnerf dnierf ndierf inderf niderf erindf reindf eirndf ierndf riendf irendf ernidf renidf enridf neridf rneidf nreidf einrdf ienrdf enirdf neirdf inerdf nierdf rinedf irnedf rniedf nriedf inredf niredf drinef rdinef dirnef idrnef ridnef irdnef drnief rdnief dnrief ndrief rndief nrdief dinref idnref dniref ndiref indref nidref rindef irndef rnidef nridef inrdef nirdef
Note: these 'words' (valid or invalid) are all the permutations of the word fedrin. These words are obtained by scrambling the letters in fedrin.