repins erpins rpeins preins eprins perins reipns eripns riepns irepns eirpns ierpns rpiens priens ripens irpens pirens iprens epirns peirns eiprns ieprns pierns iperns repnis erpnis rpenis prenis eprnis pernis renpis ernpis rnepis nrepis enrpis nerpis rpneis prneis rnpeis nrpeis pnreis npreis epnris penris enpris nepris pneris nperis reinps erinps rienps irenps eirnps iernps renips ernips rneips nreips enrips nerips rineps irneps rnieps nrieps inreps nireps einrps ienrps enirps neirps inerps nierps rpines prines ripnes irpnes pirnes iprnes rpnies prnies rnpies nrpies pnries npries rinpes irnpes rnipes nripes inrpes nirpes pinres ipnres pnires npires inpres nipres epinrs peinrs eipnrs iepnrs pienrs ipenrs epnirs penirs enpirs nepirs pneirs npeirs einprs ienprs eniprs neiprs ineprs nieprs piners ipners pniers npiers inpers nipers repisn erpisn rpeisn preisn eprisn perisn reipsn eripsn riepsn irepsn eirpsn ierpsn rpiesn priesn ripesn irpesn piresn ipresn epirsn peirsn eiprsn ieprsn piersn ipersn repsin erpsin rpesin presin eprsin persin respin erspin rsepin srepin esrpin serpin rpsein prsein rspein srpein psrein sprein epsrin pesrin esprin seprin pserin sperin reispn erispn riespn irespn eirspn ierspn resipn ersipn rseipn sreipn esripn seripn risepn irsepn rsiepn sriepn isrepn sirepn eisrpn iesrpn esirpn seirpn iserpn sierpn rpisen prisen ripsen irpsen pirsen iprsen rpsien prsien rspien srpien psrien sprien rispen irspen rsipen sripen isrpen sirpen pisren ipsren psiren spiren ispren sipren episrn peisrn eipsrn iepsrn piesrn ipesrn epsirn pesirn espirn sepirn pseirn speirn eisprn iesprn esiprn seiprn iseprn sieprn pisern ipsern psiern spiern ispern sipern repnsi erpnsi rpensi prensi eprnsi pernsi renpsi ernpsi rnepsi nrepsi enrpsi nerpsi rpnesi prnesi rnpesi nrpesi pnresi npresi epnrsi penrsi enprsi neprsi pnersi npersi repsni erpsni rpesni presni eprsni persni respni erspni rsepni srepni esrpni serpni rpseni prseni rspeni srpeni psreni spreni epsrni pesrni esprni seprni pserni sperni renspi ernspi rnespi nrespi enrspi nerspi resnpi ersnpi rsenpi srenpi esrnpi sernpi rnsepi nrsepi rsnepi srnepi nsrepi snrepi ensrpi nesrpi esnrpi senrpi nserpi snerpi rpnsei prnsei rnpsei nrpsei pnrsei nprsei rpsnei prsnei rspnei srpnei psrnei sprnei rnspei nrspei rsnpei srnpei nsrpei snrpei pnsrei npsrei psnrei spnrei nsprei snprei epnsri pensri enpsri nepsri pnesri npesri epsnri pesnri espnri sepnri psenri spenri enspri nespri esnpri senpri nsepri snepri pnseri npseri psneri spneri nsperi snperi reinsp erinsp riensp irensp eirnsp iernsp renisp ernisp rneisp nreisp enrisp nerisp rinesp irnesp rniesp nriesp inresp niresp einrsp ienrsp enirsp neirsp inersp niersp reisnp erisnp riesnp iresnp eirsnp iersnp resinp ersinp rseinp sreinp esrinp serinp risenp irsenp rsienp srienp isrenp sirenp eisrnp iesrnp esirnp seirnp isernp siernp rensip ernsip rnesip nresip enrsip nersip resnip ersnip rsenip srenip esrnip sernip rnseip nrseip rsneip srneip nsreip snreip ensrip nesrip esnrip senrip nserip snerip rinsep irnsep rnisep nrisep inrsep nirsep risnep irsnep rsinep srinep isrnep sirnep rnsiep nrsiep rsniep srniep nsriep snriep insrep nisrep isnrep sinrep nsirep snirep einsrp iensrp enisrp neisrp inesrp niesrp eisnrp iesnrp esinrp seinrp isenrp sienrp ensirp nesirp esnirp senirp nseirp sneirp inserp niserp isnerp sinerp nsierp snierp rpinse prinse ripnse irpnse pirnse iprnse rpnise prnise rnpise nrpise pnrise nprise rinpse irnpse rnipse nripse inrpse nirpse pinrse ipnrse pnirse npirse inprse niprse rpisne prisne ripsne irpsne pirsne iprsne rpsine prsine rspine srpine psrine sprine rispne irspne rsipne sripne isrpne sirpne pisrne ipsrne psirne spirne isprne siprne rpnsie prnsie rnpsie nrpsie pnrsie nprsie rpsnie prsnie rspnie srpnie psrnie sprnie rnspie nrspie rsnpie srnpie nsrpie snrpie pnsrie npsrie psnrie spnrie nsprie snprie rinspe irnspe rnispe nrispe inrspe nirspe risnpe irsnpe rsinpe srinpe isrnpe sirnpe rnsipe nrsipe rsnipe srnipe nsripe snripe insrpe nisrpe isnrpe sinrpe nsirpe snirpe pinsre ipnsre pnisre npisre inpsre nipsre pisnre ipsnre psinre spinre ispnre sipnre pnsire npsire psnire spnire nspire snpire inspre nispre isnpre sinpre nsipre snipre epinsr peinsr eipnsr iepnsr piensr ipensr epnisr penisr enpisr nepisr pneisr npeisr einpsr ienpsr enipsr neipsr inepsr niepsr pinesr ipnesr pniesr npiesr inpesr nipesr episnr peisnr eipsnr iepsnr piesnr ipesnr epsinr pesinr espinr sepinr pseinr speinr eispnr iespnr esipnr seipnr isepnr siepnr pisenr ipsenr psienr spienr ispenr sipenr epnsir pensir enpsir nepsir pnesir npesir epsnir pesnir espnir sepnir psenir spenir enspir nespir esnpir senpir nsepir snepir pnseir npseir psneir spneir nspeir snpeir einspr ienspr enispr neispr inespr niespr eisnpr iesnpr esinpr seinpr isenpr sienpr ensipr nesipr esnipr senipr nseipr sneipr insepr nisepr isnepr sinepr nsiepr sniepr pinser ipnser pniser npiser inpser nipser pisner ipsner psiner spiner ispner sipner pnsier npsier psnier spnier nspier snpier insper nisper isnper sinper nsiper sniper
Note: these 'words' (valid or invalid) are all the permutations of the word repins. These words are obtained by scrambling the letters in repins.