insoul nisoul isnoul sinoul nsioul snioul inosul niosul ionsul oinsul noisul onisul isonul sionul iosnul oisnul soinul osinul nsoiul snoiul nosiul onsiul soniul osniul insuol nisuol isnuol sinuol nsiuol sniuol inusol niusol iunsol uinsol nuisol unisol isunol siunol iusnol uisnol suinol usinol nsuiol snuiol nusiol unsiol suniol usniol inousl niousl ionusl oinusl noiusl oniusl inuosl niuosl iunosl uinosl nuiosl uniosl iounsl oiunsl iuonsl uionsl ouinsl uoinsl nouisl onuisl nuoisl unoisl ounisl uonisl isounl siounl iosunl oisunl soiunl osiunl isuonl siuonl iusonl uisonl suionl usionl iousnl oiusnl iuosnl uiosnl ouisnl uoisnl souinl osuinl suoinl usoinl ousinl uosinl nsouil snouil nosuil onsuil sonuil osnuil nsuoil snuoil nusoil unsoil sunoil usnoil nousil onusil nuosil unosil ounsil uonsil sounil osunil suonil usonil ousnil uosnil insolu nisolu isnolu sinolu nsiolu sniolu inoslu nioslu ionslu oinslu noislu onislu isonlu sionlu iosnlu oisnlu soinlu osinlu nsoilu snoilu nosilu onsilu sonilu osnilu inslou nislou isnlou sinlou nsilou snilou inlsou nilsou ilnsou linsou nlisou lnisou islnou silnou ilsnou lisnou slinou lsinou nsliou snliou nlsiou lnsiou slniou lsniou inolsu niolsu ionlsu oinlsu noilsu onilsu inlosu nilosu ilnosu linosu nliosu lniosu iolnsu oilnsu ilonsu lionsu olinsu loinsu nolisu onlisu nloisu lnoisu olnisu lonisu isolnu siolnu ioslnu oislnu soilnu osilnu islonu silonu ilsonu lisonu slionu lsionu iolsnu oilsnu ilosnu liosnu olisnu loisnu solinu oslinu sloinu lsoinu olsinu losinu nsoliu snoliu nosliu onsliu sonliu osnliu nsloiu snloiu nlsoiu lnsoiu slnoiu lsnoiu nolsiu onlsiu nlosiu lnosiu olnsiu lonsiu solniu oslniu sloniu lsoniu olsniu losniu insulo nisulo isnulo sinulo nsiulo sniulo inuslo niuslo iunslo uinslo nuislo unislo isunlo siunlo iusnlo uisnlo suinlo usinlo nsuilo snuilo nusilo unsilo sunilo usnilo insluo nisluo isnluo sinluo nsiluo sniluo inlsuo nilsuo ilnsuo linsuo nlisuo lnisuo islnuo silnuo ilsnuo lisnuo slinuo lsinuo nsliuo snliuo nlsiuo lnsiuo slniuo lsniuo inulso niulso iunlso uinlso nuilso unilso inluso niluso ilnuso linuso nliuso lniuso iulnso uilnso ilunso liunso ulinso luinso nuliso unliso nluiso lnuiso ulniso luniso isulno siulno iuslno uislno suilno usilno isluno siluno ilsuno lisuno sliuno lsiuno iulsno uilsno ilusno liusno ulisno luisno sulino uslino sluino lsuino ulsino lusino nsulio snulio nuslio unslio sunlio usnlio nsluio snluio nlsuio lnsuio slnuio lsnuio nulsio unlsio nlusio lnusio ulnsio lunsio sulnio uslnio slunio lsunio ulsnio lusnio inouls niouls ionuls oinuls noiuls oniuls inuols niuols iunols uinols nuiols uniols iounls oiunls iuonls uionls ouinls uoinls nouils onuils nuoils unoils ounils uonils inolus niolus ionlus oinlus noilus onilus inlous nilous ilnous linous nlious lnious iolnus oilnus ilonus lionus olinus loinus nolius onlius nloius lnoius olnius lonius inulos niulos iunlos uinlos nuilos unilos inluos niluos ilnuos linuos nliuos lniuos iulnos uilnos ilunos liunos ulinos luinos nulios unlios nluios lnuios ulnios lunios ioulns oiulns iuolns uiolns ouilns uoilns ioluns oiluns ilouns liouns oliuns loiuns iulons uilons iluons liuons ulions luions oulins uolins oluins louins uloins luoins noulis onulis nuolis unolis ounlis uonlis noluis onluis nlouis lnouis olnuis lonuis nulois unlois nluois lnuois ulnois lunois oulnis uolnis olunis lounis ulonis luonis isouln siouln iosuln oisuln soiuln osiuln isuoln siuoln iusoln uisoln suioln usioln iousln oiusln iuosln uiosln ouisln uoisln souiln osuiln suoiln usoiln ousiln uosiln isolun siolun ioslun oislun soilun osilun isloun siloun ilsoun lisoun slioun lsioun iolsun oilsun ilosun liosun olisun loisun soliun osliun sloiun lsoiun olsiun losiun isulon siulon iuslon uislon suilon usilon isluon siluon ilsuon lisuon sliuon lsiuon iulson uilson iluson liuson ulison luison sulion uslion sluion lsuion ulsion lusion ioulsn oiulsn iuolsn uiolsn ouilsn uoilsn iolusn oilusn ilousn liousn oliusn loiusn iulosn uilosn iluosn liuosn uliosn luiosn oulisn uolisn oluisn louisn uloisn luoisn soulin osulin suolin usolin ouslin uoslin soluin osluin slouin lsouin olsuin losuin suloin usloin sluoin lsuoin ulsoin lusoin oulsin uolsin olusin lousin ulosin luosin nsouli snouli nosuli onsuli sonuli osnuli nsuoli snuoli nusoli unsoli sunoli usnoli nousli onusli nuosli unosli ounsli uonsli sounli osunli suonli usonli ousnli uosnli nsolui snolui noslui onslui sonlui osnlui nsloui snloui nlsoui lnsoui slnoui lsnoui nolsui onlsui nlosui lnosui olnsui lonsui solnui oslnui slonui lsonui olsnui losnui nsuloi snuloi nusloi unsloi sunloi usnloi nsluoi snluoi nlsuoi lnsuoi slnuoi lsnuoi nulsoi unlsoi nlusoi lnusoi ulnsoi lunsoi sulnoi uslnoi slunoi lsunoi ulsnoi lusnoi noulsi onulsi nuolsi unolsi ounlsi uonlsi nolusi onlusi nlousi lnousi olnusi lonusi nulosi unlosi nluosi lnuosi ulnosi lunosi oulnsi uolnsi olunsi lounsi ulonsi luonsi soulni osulni suolni usolni ouslni uoslni soluni osluni slouni lsouni olsuni losuni suloni usloni sluoni lsuoni ulsoni lusoni oulsni uolsni olusni lousni ulosni luosni
Note: these 'words' (valid or invalid) are all the permutations of the word insoul. These words are obtained by scrambling the letters in insoul.