lensai elnsai lnesai nlesai enlsai nelsai lesnai elsnai lsenai slenai eslnai selnai lnseai nlseai lsneai slneai nsleai snleai enslai neslai esnlai senlai nselai snelai lenasi elnasi lneasi nleasi enlasi nelasi leansi elansi laensi alensi ealnsi aelnsi lnaesi nlaesi lanesi alnesi nalesi anlesi enalsi nealsi eanlsi aenlsi naelsi anelsi lesani elsani lseani sleani eslani selani leasni elasni laesni alesni ealsni aelsni lsaeni slaeni laseni alseni saleni asleni esalni sealni easlni aeslni saelni aselni lnsaei nlsaei lsnaei slnaei nslaei snlaei lnasei nlasei lansei alnsei nalsei anlsei lsanei slanei lasnei alsnei salnei aslnei nsalei snalei naslei anslei sanlei asnlei ensali nesali esnali senali nseali sneali enasli neasli eansli aensli naesli anesli esanli seanli easnli aesnli saenli asenli nsaeli snaeli naseli anseli saneli asneli lensia elnsia lnesia nlesia enlsia nelsia lesnia elsnia lsenia slenia eslnia selnia lnseia nlseia lsneia slneia nsleia snleia enslia neslia esnlia senlia nselia snelia lenisa elnisa lneisa nleisa enlisa nelisa leinsa elinsa liensa ilensa eilnsa ielnsa lniesa nliesa linesa ilnesa nilesa inlesa enilsa neilsa einlsa ienlsa nielsa inelsa lesina elsina lseina sleina eslina selina leisna elisna liesna ilesna eilsna ielsna lsiena sliena lisena ilsena silena islena esilna seilna eislna ieslna sielna iselna lnsiea nlsiea lsniea slniea nsliea snliea lnisea nlisea linsea ilnsea nilsea inlsea lsinea slinea lisnea ilsnea silnea islnea nsilea snilea nislea inslea sinlea isnlea ensila nesila esnila senila nseila sneila enisla neisla einsla iensla niesla inesla esinla seinla eisnla iesnla sienla isenla nsiela sniela nisela insela sinela isnela lenais elnais lneais nleais enlais nelais leanis elanis laenis alenis ealnis aelnis lnaeis nlaeis laneis alneis naleis anleis enalis nealis eanlis aenlis naelis anelis lenias elnias lneias nleias enlias nelias leinas elinas lienas ilenas eilnas ielnas lnieas nlieas lineas ilneas nileas inleas enilas neilas einlas ienlas nielas inelas leains elains laeins aleins ealins aelins leians elians lieans ileans eilans ielans laiens aliens liaens ilaens ailens ialens eailns aeilns eialns iealns aielns iaelns lnaies nlaies lanies alnies nalies anlies lniaes nliaes linaes ilnaes nilaes inlaes laines alines lianes ilanes ailnes ialnes nailes aniles niales inales ainles ianles enails neails eanils aenils naeils aneils enials neials einals ienals nieals ineals eainls aeinls eianls ieanls aienls iaenls naiels aniels niaels inaels ainels ianels lesain elsain lseain sleain eslain selain leasin elasin laesin alesin ealsin aelsin lsaein slaein lasein alsein salein aslein esalin sealin easlin aeslin saelin aselin lesian elsian lseian sleian eslian selian leisan elisan liesan ilesan eilsan ielsan lsiean sliean lisean ilsean silean islean esilan seilan eislan ieslan sielan iselan leaisn elaisn laeisn aleisn ealisn aelisn leiasn eliasn lieasn ileasn eilasn ielasn laiesn aliesn liaesn ilaesn ailesn ialesn eailsn aeilsn eialsn iealsn aielsn iaelsn lsaien slaien lasien alsien salien aslien lsiaen sliaen lisaen ilsaen silaen islaen laisen alisen liasen ilasen ailsen ialsen sailen asilen sialen isalen aislen iaslen esailn seailn easiln aesiln saeiln aseiln esialn seialn eisaln iesaln siealn isealn eaisln aeisln eiasln ieasln aiesln iaesln saieln asieln siaeln isaeln aiseln iaseln lnsaie nlsaie lsnaie slnaie nslaie snlaie lnasie nlasie lansie alnsie nalsie anlsie lsanie slanie lasnie alsnie salnie aslnie nsalie snalie naslie anslie sanlie asnlie lnsiae nlsiae lsniae slniae nsliae snliae lnisae nlisae linsae ilnsae nilsae inlsae lsinae slinae lisnae ilsnae silnae islnae nsilae snilae nislae inslae sinlae isnlae lnaise nlaise lanise alnise nalise anlise lniase nliase linase ilnase nilase inlase lainse alinse lianse ilanse ailnse ialnse nailse anilse nialse inalse ainlse ianlse lsaine slaine lasine alsine saline asline lsiane sliane lisane ilsane silane islane laisne alisne liasne ilasne ailsne ialsne sailne asilne sialne isalne aislne iaslne nsaile snaile nasile ansile sanile asnile nsiale sniale nisale insale sinale isnale naisle anisle niasle inasle ainsle iansle sainle asinle sianle isanle aisnle iasnle ensail nesail esnail senail nseail sneail enasil neasil eansil aensil naesil anesil esanil seanil easnil aesnil saenil asenil nsaeil snaeil naseil anseil saneil asneil ensial nesial esnial senial nseial sneial enisal neisal einsal iensal niesal inesal esinal seinal eisnal iesnal sienal isenal nsieal snieal niseal inseal sineal isneal enaisl neaisl eanisl aenisl naeisl aneisl eniasl neiasl einasl ienasl nieasl ineasl eainsl aeinsl eiansl ieansl aiensl iaensl naiesl aniesl niaesl inaesl ainesl ianesl esainl seainl easinl aesinl saeinl aseinl esianl seianl eisanl iesanl sieanl iseanl eaisnl aeisnl eiasnl ieasnl aiesnl iaesnl saienl asienl siaenl isaenl aisenl iasenl nsaiel snaiel nasiel ansiel saniel asniel nsiael sniael nisael insael sinael isnael naisel anisel niasel inasel ainsel iansel sainel asinel sianel isanel aisnel iasnel
Note: these 'words' (valid or invalid) are all the permutations of the word lensai. These words are obtained by scrambling the letters in lensai.