repugn erpugn rpeugn preugn eprugn perugn reupgn erupgn ruepgn urepgn eurpgn uerpgn rpuegn pruegn rupegn urpegn puregn upregn epurgn peurgn euprgn ueprgn puergn upergn repgun erpgun rpegun pregun eprgun pergun regpun ergpun rgepun grepun egrpun gerpun rpgeun prgeun rgpeun grpeun pgreun gpreun epgrun pegrun egprun geprun pgerun gperun reugpn erugpn ruegpn uregpn eurgpn uergpn regupn ergupn rgeupn greupn egrupn gerupn rugepn urgepn rguepn gruepn ugrepn gurepn eugrpn uegrpn egurpn geurpn ugerpn guerpn rpugen prugen rupgen urpgen purgen uprgen rpguen prguen rgpuen grpuen pgruen gpruen rugpen urgpen rgupen grupen ugrpen gurpen pugren upgren pguren gpuren ugpren gupren epugrn peugrn eupgrn uepgrn puegrn upegrn epgurn pegurn egpurn gepurn pgeurn gpeurn eugprn uegprn eguprn geuprn ugeprn gueprn pugern upgern pguern gpuern ugpern gupern repung erpung rpeung preung eprung perung reupng erupng ruepng urepng eurpng uerpng rpueng prueng rupeng urpeng pureng upreng epurng peurng euprng ueprng puerng uperng repnug erpnug rpenug prenug eprnug pernug renpug ernpug rnepug nrepug enrpug nerpug rpneug prneug rnpeug nrpeug pnreug npreug epnrug penrug enprug neprug pnerug nperug reunpg erunpg ruenpg urenpg eurnpg uernpg renupg ernupg rneupg nreupg enrupg nerupg runepg urnepg rnuepg nruepg unrepg nurepg eunrpg uenrpg enurpg neurpg unerpg nuerpg rpuneg pruneg rupneg urpneg purneg uprneg rpnueg prnueg rnpueg nrpueg pnrueg nprueg runpeg urnpeg rnupeg nrupeg unrpeg nurpeg punreg upnreg pnureg npureg unpreg nupreg epunrg peunrg eupnrg uepnrg puenrg upenrg epnurg penurg enpurg nepurg pneurg npeurg eunprg uenprg enuprg neuprg uneprg nueprg punerg upnerg pnuerg npuerg unperg nuperg repgnu erpgnu rpegnu pregnu eprgnu pergnu regpnu ergpnu rgepnu grepnu egrpnu gerpnu rpgenu prgenu rgpenu grpenu pgrenu gprenu epgrnu pegrnu egprnu geprnu pgernu gpernu repngu erpngu rpengu prengu eprngu perngu renpgu ernpgu rnepgu nrepgu enrpgu nerpgu rpnegu prnegu rnpegu nrpegu pnregu npregu epnrgu penrgu enprgu neprgu pnergu npergu regnpu ergnpu rgenpu grenpu egrnpu gernpu rengpu erngpu rnegpu nregpu enrgpu nergpu rgnepu grnepu rngepu nrgepu gnrepu ngrepu egnrpu genrpu engrpu negrpu gnerpu ngerpu rpgneu prgneu rgpneu grpneu pgrneu gprneu rpngeu prngeu rnpgeu nrpgeu pnrgeu nprgeu rgnpeu grnpeu rngpeu nrgpeu gnrpeu ngrpeu pgnreu gpnreu pngreu npgreu gnpreu ngpreu epgnru pegnru egpnru gepnru pgenru gpenru epngru pengru enpgru nepgru pnegru npegru egnpru genpru engpru negpru gnepru ngepru pgneru gpneru pngeru npgeru gnperu ngperu reugnp erugnp ruegnp uregnp eurgnp uergnp regunp ergunp rgeunp greunp egrunp gerunp rugenp urgenp rguenp gruenp ugrenp gurenp eugrnp uegrnp egurnp geurnp ugernp guernp reungp erungp ruengp urengp eurngp uerngp renugp ernugp rneugp nreugp enrugp nerugp runegp urnegp rnuegp nruegp unregp nuregp eunrgp uenrgp enurgp neurgp unergp nuergp regnup ergnup rgenup grenup egrnup gernup rengup erngup rnegup nregup enrgup nergup rgneup grneup rngeup nrgeup gnreup ngreup egnrup genrup engrup negrup gnerup ngerup rugnep urgnep rgunep grunep ugrnep gurnep rungep urngep rnugep nrugep unrgep nurgep rgnuep grnuep rnguep nrguep gnruep ngruep ugnrep gunrep ungrep nugrep gnurep ngurep eugnrp uegnrp egunrp geunrp ugenrp guenrp eungrp uengrp enugrp neugrp unegrp nuegrp egnurp genurp engurp negurp gneurp ngeurp ugnerp gunerp ungerp nugerp gnuerp nguerp rpugne prugne rupgne urpgne purgne uprgne rpgune prgune rgpune grpune pgrune gprune rugpne urgpne rgupne grupne ugrpne gurpne pugrne upgrne pgurne gpurne ugprne guprne rpunge prunge rupnge urpnge purnge uprnge rpnuge prnuge rnpuge nrpuge pnruge npruge runpge urnpge rnupge nrupge unrpge nurpge punrge upnrge pnurge npurge unprge nuprge rpgnue prgnue rgpnue grpnue pgrnue gprnue rpngue prngue rnpgue nrpgue pnrgue nprgue rgnpue grnpue rngpue nrgpue gnrpue ngrpue pgnrue gpnrue pngrue npgrue gnprue ngprue rugnpe urgnpe rgunpe grunpe ugrnpe gurnpe rungpe urngpe rnugpe nrugpe unrgpe nurgpe rgnupe grnupe rngupe nrgupe gnrupe ngrupe ugnrpe gunrpe ungrpe nugrpe gnurpe ngurpe pugnre upgnre pgunre gpunre ugpnre gupnre pungre upngre pnugre npugre unpgre nupgre pgnure gpnure pngure npgure gnpure ngpure ugnpre gunpre ungpre nugpre gnupre ngupre epugnr peugnr eupgnr uepgnr puegnr upegnr epgunr pegunr egpunr gepunr pgeunr gpeunr eugpnr uegpnr egupnr geupnr ugepnr guepnr pugenr upgenr pguenr gpuenr ugpenr gupenr epungr peungr eupngr uepngr puengr upengr epnugr penugr enpugr nepugr pneugr npeugr eunpgr uenpgr enupgr neupgr unepgr nuepgr punegr upnegr pnuegr npuegr unpegr nupegr epgnur pegnur egpnur gepnur pgenur gpenur epngur pengur enpgur nepgur pnegur npegur egnpur genpur engpur negpur gnepur ngepur pgneur gpneur pngeur npgeur gnpeur ngpeur eugnpr uegnpr egunpr geunpr ugenpr guenpr eungpr uengpr enugpr neugpr unegpr nuegpr egnupr genupr engupr negupr gneupr ngeupr ugnepr gunepr ungepr nugepr gnuepr nguepr pugner upgner pguner gpuner ugpner gupner punger upnger pnuger npuger unpger nupger pgnuer gpnuer pnguer npguer gnpuer ngpuer ugnper gunper ungper nugper gnuper nguper
Note: these 'words' (valid or invalid) are all the permutations of the word repugn. These words are obtained by scrambling the letters in repugn.