reoils eroils roeils oreils eorils oerils reiols eriols rieols ireols eirols ierols roiels oriels rioels iroels oirels iorels eoirls oeirls eiorls ieorls oierls ioerls reolis erolis roelis orelis eorlis oerlis relois erlois rleois lreois elrois lerois roleis orleis rloeis lroeis olreis loreis eolris oelris eloris leoris oleris loeris reilos erilos rielos irelos eirlos ierlos relios erlios rleios lreios elrios lerios rileos irleos rlieos lrieos ilreos lireos eilros ielros eliros leiros ileros lieros roiles oriles rioles iroles oirles iorles rolies orlies rloies lroies olries lories riloes irloes rlioes lrioes ilroes liroes oilres iolres olires loires ilores liores eoilrs oeilrs eiolrs ieolrs oielrs ioelrs eolirs oelirs eloirs leoirs oleirs loeirs eilors ielors eliors leiors ileors lieors oilers iolers oliers loiers iloers lioers reoisl eroisl roeisl oreisl eorisl oerisl reiosl eriosl rieosl ireosl eirosl ierosl roiesl oriesl rioesl iroesl oiresl ioresl eoirsl oeirsl eiorsl ieorsl oiersl ioersl reosil erosil roesil oresil eorsil oersil resoil ersoil rseoil sreoil esroil seroil roseil orseil rsoeil sroeil osreil soreil eosril oesril esoril seoril oseril soeril reisol erisol riesol iresol eirsol iersol resiol ersiol rseiol sreiol esriol seriol riseol irseol rsieol srieol isreol sireol eisrol iesrol esirol seirol iserol sierol roisel orisel riosel irosel oirsel iorsel rosiel orsiel rsoiel sroiel osriel soriel risoel irsoel rsioel srioel isroel siroel oisrel iosrel osirel soirel isorel siorel eoisrl oeisrl eiosrl ieosrl oiesrl ioesrl eosirl oesirl esoirl seoirl oseirl soeirl eisorl iesorl esiorl seiorl iseorl sieorl oiserl ioserl osierl soierl isoerl sioerl reolsi erolsi roelsi orelsi eorlsi oerlsi relosi erlosi rleosi lreosi elrosi lerosi rolesi orlesi rloesi lroesi olresi loresi eolrsi oelrsi elorsi leorsi olersi loersi reosli erosli roesli oresli eorsli oersli resoli ersoli rseoli sreoli esroli seroli roseli orseli rsoeli sroeli osreli soreli eosrli oesrli esorli seorli oserli soerli relsoi erlsoi rlesoi lresoi elrsoi lersoi resloi ersloi rseloi sreloi esrloi serloi rlseoi lrseoi rsleoi srleoi lsreoi slreoi elsroi lesroi eslroi selroi lseroi sleroi rolsei orlsei rlosei lrosei olrsei lorsei roslei orslei rsolei srolei osrlei sorlei rlsoei lrsoei rsloei srloei lsroei slroei olsrei losrei oslrei solrei lsorei slorei eolsri oelsri elosri leosri olesri loesri eoslri oeslri esolri seolri oselri soelri elsori lesori eslori selori lseori sleori olseri loseri osleri soleri lsoeri sloeri reilso erilso rielso irelso eirlso ierlso reliso erliso rleiso lreiso elriso leriso rileso irleso rlieso lrieso ilreso lireso eilrso ielrso elirso leirso ilerso lierso reislo erislo rieslo ireslo eirslo ierslo resilo ersilo rseilo sreilo esrilo serilo riselo irselo rsielo srielo isrelo sirelo eisrlo iesrlo esirlo seirlo iserlo sierlo relsio erlsio rlesio lresio elrsio lersio reslio erslio rselio srelio esrlio serlio rlseio lrseio rsleio srleio lsreio slreio elsrio lesrio eslrio selrio lserio slerio rilseo irlseo rliseo lriseo ilrseo lirseo risleo irsleo rsileo srileo isrleo sirleo rlsieo lrsieo rslieo srlieo lsrieo slrieo ilsreo lisreo islreo silreo lsireo slireo eilsro ielsro elisro leisro ilesro liesro eislro ieslro esilro seilro iselro sielro elsiro lesiro esliro seliro lseiro sleiro ilsero lisero islero silero lsiero sliero roilse orilse riolse irolse oirlse iorlse rolise orlise rloise lroise olrise lorise rilose irlose rliose lriose ilrose lirose oilrse iolrse olirse loirse ilorse liorse roisle orisle riosle irosle oirsle iorsle rosile orsile rsoile sroile osrile sorile risole irsole rsiole sriole isrole sirole oisrle iosrle osirle soirle isorle siorle rolsie orlsie rlosie lrosie olrsie lorsie roslie orslie rsolie srolie osrlie sorlie rlsoie lrsoie rsloie srloie lsroie slroie olsrie losrie oslrie solrie lsorie slorie rilsoe irlsoe rlisoe lrisoe ilrsoe lirsoe risloe irsloe rsiloe sriloe isrloe sirloe rlsioe lrsioe rslioe srlioe lsrioe slrioe ilsroe lisroe islroe silroe lsiroe sliroe oilsre iolsre olisre loisre ilosre liosre oislre ioslre osilre soilre isolre siolre olsire losire oslire solire lsoire sloire ilsore lisore islore silore lsiore sliore eoilsr oeilsr eiolsr ieolsr oielsr ioelsr eolisr oelisr eloisr leoisr oleisr loeisr eilosr ielosr eliosr leiosr ileosr lieosr oilesr iolesr oliesr loiesr iloesr lioesr eoislr oeislr eioslr ieoslr oieslr ioeslr eosilr oesilr esoilr seoilr oseilr soeilr eisolr iesolr esiolr seiolr iseolr sieolr oiselr ioselr osielr soielr isoelr sioelr eolsir oelsir elosir leosir olesir loesir eoslir oeslir esolir seolir oselir soelir elsoir lesoir esloir seloir lseoir sleoir olseir loseir osleir soleir lsoeir sloeir eilsor ielsor elisor leisor ilesor liesor eislor ieslor esilor seilor iselor sielor elsior lesior eslior selior lseior sleior ilseor liseor isleor sileor lsieor slieor oilser iolser oliser loiser iloser lioser oisler iosler osiler soiler isoler sioler olsier losier oslier solier lsoier sloier ilsoer lisoer isloer siloer lsioer slioer
Note: these 'words' (valid or invalid) are all the permutations of the word reoils. These words are obtained by scrambling the letters in reoils.