ulcers lucers uclers culers lcuers cluers ulecrs luecrs uelcrs eulcrs leucrs elucrs ucelrs cuelrs ueclrs euclrs ceulrs eculrs lceurs cleurs lecurs elcurs celurs eclurs ulcres lucres uclres culres lcures clures ulrces lurces urlces rulces lruces rluces ucrles curles urcles rucles crules rcules lcrues clrues lrcues rlcues crlues rclues ulercs luercs uelrcs eulrcs leurcs elurcs ulrecs lurecs urlecs rulecs lruecs rluecs uerlcs eurlcs urelcs ruelcs erulcs reulcs lerucs elrucs lreucs rleucs erlucs relucs ucerls cuerls uecrls eucrls ceurls ecurls ucrels curels urcels rucels cruels rcuels uercls eurcls urecls ruecls erucls reucls ceruls ecruls creuls rceuls erculs reculs lcerus clerus lecrus elcrus celrus eclrus lcreus clreus lrceus rlceus crleus rcleus lercus elrcus lrecus rlecus erlcus relcus cerlus ecrlus crelus rcelus erclus reclus ulcesr lucesr uclesr culesr lcuesr cluesr ulecsr luecsr uelcsr eulcsr leucsr elucsr ucelsr cuelsr ueclsr euclsr ceulsr eculsr lceusr cleusr lecusr elcusr celusr eclusr ulcser lucser uclser culser lcuser cluser ulscer luscer uslcer sulcer lsucer slucer ucsler cusler uscler sucler csuler sculer lcsuer clsuer lscuer slcuer csluer scluer ulescr luescr uelscr eulscr leuscr eluscr ulsecr lusecr uslecr sulecr lsuecr sluecr ueslcr euslcr uselcr suelcr esulcr seulcr lesucr elsucr lseucr sleucr eslucr selucr uceslr cueslr uecslr eucslr ceuslr ecuslr ucselr cuselr uscelr sucelr csuelr scuelr uesclr eusclr useclr sueclr esuclr seuclr cesulr ecsulr cseulr sceulr esculr seculr lcesur clesur lecsur elcsur celsur eclsur lcseur clseur lsceur slceur csleur scleur lescur elscur lsecur slecur eslcur selcur ceslur ecslur cselur scelur esclur seclur ulcrse lucrse uclrse culrse lcurse clurse ulrcse lurcse urlcse rulcse lrucse rlucse ucrlse curlse urclse ruclse crulse rculse lcruse clruse lrcuse rlcuse crluse rcluse ulcsre lucsre uclsre culsre lcusre clusre ulscre luscre uslcre sulcre lsucre slucre ucslre cuslre usclre suclre csulre sculre lcsure clsure lscure slcure cslure sclure ulrsce lursce urlsce rulsce lrusce rlusce ulsrce lusrce uslrce sulrce lsurce slurce urslce ruslce usrlce surlce rsulce srulce lrsuce rlsuce lsruce slruce rsluce srluce ucrsle cursle urcsle rucsle crusle rcusle ucsrle cusrle uscrle sucrle csurle scurle urscle ruscle usrcle surcle rsucle srucle crsule rcsule csrule scrule rscule srcule lcrsue clrsue lrcsue rlcsue crlsue rclsue lcsrue clsrue lscrue slcrue cslrue sclrue lrscue rlscue lsrcue slrcue rslcue srlcue crslue rcslue csrlue scrlue rsclue srclue ulersc luersc uelrsc eulrsc leursc elursc ulresc luresc urlesc rulesc lruesc rluesc uerlsc eurlsc urelsc ruelsc erulsc reulsc lerusc elrusc lreusc rleusc erlusc relusc ulesrc luesrc uelsrc eulsrc leusrc elusrc ulserc luserc uslerc sulerc lsuerc sluerc ueslrc euslrc uselrc suelrc esulrc seulrc lesurc elsurc lseurc sleurc eslurc selurc ulrsec lursec urlsec rulsec lrusec rlusec ulsrec lusrec uslrec sulrec lsurec slurec urslec ruslec usrlec surlec rsulec srulec lrsuec rlsuec lsruec slruec rsluec srluec uerslc eurslc ureslc rueslc eruslc reuslc uesrlc eusrlc userlc suerlc esurlc seurlc urselc ruselc usrelc surelc rsuelc sruelc ersulc resulc esrulc serulc rseulc sreulc lersuc elrsuc lresuc rlesuc erlsuc relsuc lesruc elsruc lseruc sleruc eslruc selruc lrseuc rlseuc lsreuc slreuc rsleuc srleuc ersluc resluc esrluc serluc rseluc sreluc ucersl cuersl uecrsl eucrsl ceursl ecursl ucresl curesl urcesl rucesl cruesl rcuesl uercsl eurcsl urecsl ruecsl erucsl reucsl cerusl ecrusl creusl rceusl ercusl recusl ucesrl cuesrl uecsrl eucsrl ceusrl ecusrl ucserl cuserl uscerl sucerl csuerl scuerl uescrl euscrl usecrl suecrl esucrl seucrl cesurl ecsurl cseurl sceurl escurl securl ucrsel cursel urcsel rucsel crusel rcusel ucsrel cusrel uscrel sucrel csurel scurel urscel ruscel usrcel surcel rsucel srucel crsuel rcsuel csruel scruel rscuel srcuel uerscl eurscl urescl ruescl eruscl reuscl uesrcl eusrcl usercl suercl esurcl seurcl ursecl rusecl usrecl surecl rsuecl sruecl ersucl resucl esrucl serucl rseucl sreucl cersul ecrsul cresul rcesul ercsul recsul cesrul ecsrul cserul scerul escrul secrul crseul rcseul csreul screul rsceul srceul erscul rescul esrcul sercul rsecul srecul lcersu clersu lecrsu elcrsu celrsu eclrsu lcresu clresu lrcesu rlcesu crlesu rclesu lercsu elrcsu lrecsu rlecsu erlcsu relcsu cerlsu ecrlsu crelsu rcelsu erclsu reclsu lcesru clesru lecsru elcsru celsru eclsru lcseru clseru lsceru slceru csleru scleru lescru elscru lsecru slecru eslcru selcru ceslru ecslru cselru scelru esclru seclru lcrseu clrseu lrcseu rlcseu crlseu rclseu lcsreu clsreu lscreu slcreu cslreu sclreu lrsceu rlsceu lsrceu slrceu rslceu srlceu crsleu rcsleu csrleu scrleu rscleu srcleu lerscu elrscu lrescu rlescu erlscu relscu lesrcu elsrcu lsercu slercu eslrcu selrcu lrsecu rlsecu lsrecu slrecu rslecu srlecu erslcu reslcu esrlcu serlcu rselcu srelcu cerslu ecrslu creslu rceslu ercslu recslu cesrlu ecsrlu cserlu scerlu escrlu secrlu crselu rcselu csrelu screlu rscelu srcelu ersclu resclu esrclu serclu rseclu sreclu
Note: these 'words' (valid or invalid) are all the permutations of the word ulcers. These words are obtained by scrambling the letters in ulcers.