repent erpent rpeent preent eprent perent reepnt erepnt reepnt erepnt eerpnt eerpnt rpeent preent repent erpent perent eprent epernt peernt eeprnt eeprnt peernt epernt repnet erpnet rpenet prenet eprnet pernet renpet ernpet rnepet nrepet enrpet nerpet rpneet prneet rnpeet nrpeet pnreet npreet epnret penret enpret nepret pneret nperet reenpt erenpt reenpt erenpt eernpt eernpt renept ernept rneept nreept enrept nerept renept ernept rneept nreept enrept nerept eenrpt eenrpt enerpt neerpt enerpt neerpt rpenet prenet repnet erpnet pernet eprnet rpneet prneet rnpeet nrpeet pnreet npreet renpet ernpet rnepet nrepet enrpet nerpet penret epnret pneret nperet enpret nepret epenrt peenrt eepnrt eepnrt peenrt epenrt epnert penert enpert nepert pneert npeert eenprt eenprt eneprt neeprt eneprt neeprt penert epnert pneert npeert enpert nepert repetn erpetn rpeetn preetn epretn peretn reeptn ereptn reeptn ereptn eerptn eerptn rpeetn preetn repetn erpetn peretn epretn epertn peertn eeprtn eeprtn peertn epertn repten erpten rpeten preten eprten perten retpen ertpen rtepen trepen etrpen terpen rpteen prteen rtpeen trpeen ptreen tpreen eptren petren etpren tepren pteren tperen reetpn eretpn reetpn eretpn eertpn eertpn retepn ertepn rteepn treepn etrepn terepn retepn ertepn rteepn treepn etrepn terepn eetrpn eetrpn eterpn teerpn eterpn teerpn rpeten preten repten erpten perten eprten rpteen prteen rtpeen trpeen ptreen tpreen retpen ertpen rtepen trepen etrpen terpen petren eptren pteren tperen etpren tepren epetrn peetrn eeptrn eeptrn peetrn epetrn eptern petern etpern tepern pteern tpeern eetprn eetprn eteprn teeprn eteprn teeprn petern eptern pteern tpeern etpern tepern repnte erpnte rpente prente eprnte pernte renpte ernpte rnepte nrepte enrpte nerpte rpnete prnete rnpete nrpete pnrete nprete epnrte penrte enprte neprte pnerte nperte reptne erptne rpetne pretne eprtne pertne retpne ertpne rtepne trepne etrpne terpne rptene prtene rtpene trpene ptrene tprene eptrne petrne etprne teprne pterne tperne rentpe erntpe rnetpe nretpe enrtpe nertpe retnpe ertnpe rtenpe trenpe etrnpe ternpe rntepe nrtepe rtnepe trnepe ntrepe tnrepe entrpe netrpe etnrpe tenrpe nterpe tnerpe rpntee prntee rnptee nrptee pnrtee nprtee rptnee prtnee rtpnee trpnee ptrnee tprnee rntpee nrtpee rtnpee trnpee ntrpee tnrpee pntree nptree ptnree tpnree ntpree tnpree epntre pentre enptre neptre pnetre npetre eptnre petnre etpnre tepnre ptenre tpenre entpre netpre etnpre tenpre ntepre tnepre pntere nptere ptnere tpnere ntpere tnpere reentp erentp reentp erentp eerntp eerntp renetp ernetp rneetp nreetp enretp neretp renetp ernetp rneetp nreetp enretp neretp eenrtp eenrtp enertp neertp enertp neertp reetnp eretnp reetnp eretnp eertnp eertnp retenp ertenp rteenp treenp etrenp terenp retenp ertenp rteenp treenp etrenp terenp eetrnp eetrnp eternp teernp eternp teernp rentep erntep rnetep nretep enrtep nertep retnep ertnep rtenep trenep etrnep ternep rnteep nrteep rtneep trneep ntreep tnreep entrep netrep etnrep tenrep nterep tnerep rentep erntep rnetep nretep enrtep nertep retnep ertnep rtenep trenep etrnep ternep rnteep nrteep rtneep trneep ntreep tnreep entrep netrep etnrep tenrep nterep tnerep eentrp eentrp enetrp neetrp enetrp neetrp eetnrp eetnrp etenrp teenrp etenrp teenrp enterp neterp etnerp tenerp nteerp tneerp enterp neterp etnerp tenerp nteerp tneerp rpente prente repnte erpnte pernte eprnte rpnete prnete rnpete nrpete pnrete nprete renpte ernpte rnepte nrepte enrpte nerpte penrte epnrte pnerte nperte enprte neprte rpetne pretne reptne erptne pertne eprtne rptene prtene rtpene trpene ptrene tprene retpne ertpne rtepne trepne etrpne terpne petrne eptrne pterne tperne etprne teprne rpntee prntee rnptee nrptee pnrtee nprtee rptnee prtnee rtpnee trpnee ptrnee tprnee rntpee nrtpee rtnpee trnpee ntrpee tnrpee pntree nptree ptnree tpnree ntpree tnpree rentpe erntpe rnetpe nretpe enrtpe nertpe retnpe ertnpe rtenpe trenpe etrnpe ternpe rntepe nrtepe rtnepe trnepe ntrepe tnrepe entrpe netrpe etnrpe tenrpe nterpe tnerpe pentre epntre pnetre npetre enptre neptre petnre eptnre ptenre tpenre etpnre tepnre pntere nptere ptnere tpnere ntpere tnpere entpre netpre etnpre tenpre ntepre tnepre epentr peentr eepntr eepntr peentr epentr epnetr penetr enpetr nepetr pneetr npeetr eenptr eenptr eneptr neeptr eneptr neeptr penetr epnetr pneetr npeetr enpetr nepetr epetnr peetnr eeptnr eeptnr peetnr epetnr eptenr petenr etpenr tepenr pteenr tpeenr eetpnr eetpnr etepnr teepnr etepnr teepnr petenr eptenr pteenr tpeenr etpenr tepenr epnter penter enpter nepter pneter npeter eptner petner etpner tepner ptener tpener entper netper etnper tenper nteper tneper pnteer npteer ptneer tpneer ntpeer tnpeer eentpr eentpr enetpr neetpr enetpr neetpr eetnpr eetnpr etenpr teenpr etenpr teenpr entepr netepr etnepr tenepr nteepr tneepr entepr netepr etnepr tenepr nteepr tneepr penter epnter pneter npeter enpter nepter petner eptner ptener tpener etpner tepner pnteer npteer ptneer tpneer ntpeer tnpeer entper netper etnper tenper nteper tneper
Note: these 'words' (valid or invalid) are all the permutations of the word repent. These words are obtained by scrambling the letters in repent.