master amster msater smater asmter samter matser amtser mtaser tmaser atmser tamser mstaer smtaer mtsaer tmsaer stmaer tsmaer astmer satmer atsmer tasmer stamer tsamer masetr amsetr msaetr smaetr asmetr sametr maestr amestr meastr emastr aemstr eamstr mseatr smeatr mesatr emsatr sematr esmatr asemtr saemtr aesmtr easmtr seamtr esamtr matesr amtesr mtaesr tmaesr atmesr tamesr maetsr ametsr meatsr ematsr aemtsr eamtsr mteasr tmeasr metasr emtasr temasr etmasr atemsr taemsr aetmsr eatmsr teamsr etamsr mstear smtear mtsear tmsear stmear tsmear msetar smetar mestar emstar semtar esmtar mtesar tmesar metsar emtsar temsar etmsar stemar tsemar setmar estmar tesmar etsmar astemr satemr atsemr tasemr staemr tsaemr asetmr saetmr aestmr eastmr seatmr esatmr atesmr taesmr aetsmr eatsmr teasmr etasmr steamr tseamr setamr estamr tesamr etsamr mastre amstre msatre smatre asmtre samtre matsre amtsre mtasre tmasre atmsre tamsre mstare smtare mtsare tmsare stmare tsmare astmre satmre atsmre tasmre stamre tsamre masrte amsrte msarte smarte asmrte samrte marste amrste mraste rmaste armste ramste msrate smrate mrsate rmsate srmate rsmate asrmte sarmte arsmte rasmte sramte rsamte matrse amtrse mtarse tmarse atmrse tamrse martse amrtse mratse rmatse armtse ramtse mtrase tmrase mrtase rmtase trmase rtmase atrmse tarmse artmse ratmse tramse rtamse mstrae smtrae mtsrae tmsrae stmrae tsmrae msrtae smrtae mrstae rmstae srmtae rsmtae mtrsae tmrsae mrtsae rmtsae trmsae rtmsae strmae tsrmae srtmae rstmae trsmae rtsmae astrme satrme atsrme tasrme starme tsarme asrtme sartme arstme rastme sratme rsatme atrsme tarsme artsme ratsme trasme rtasme strame tsrame srtame rstame trsame rtsame masert amsert msaert smaert asmert samert maesrt amesrt measrt emasrt aemsrt eamsrt mseart smeart mesart emsart semart esmart asemrt saemrt aesmrt easmrt seamrt esamrt masret amsret msaret smaret asmret samret marset amrset mraset rmaset armset ramset msraet smraet mrsaet rmsaet srmaet rsmaet asrmet sarmet arsmet rasmet sramet rsamet maerst amerst mearst emarst aemrst eamrst marest amrest mraest rmaest armest ramest merast emrast mreast rmeast ermast remast aermst earmst aremst raemst eramst reamst mserat smerat mesrat emsrat semrat esmrat msreat smreat mrseat rmseat srmeat rsmeat mersat emrsat mresat rmesat ermsat remsat sermat esrmat sremat rsemat ersmat resmat asermt saermt aesrmt easrmt searmt esarmt asremt saremt arsemt rasemt sraemt rsaemt aersmt earsmt aresmt raesmt erasmt reasmt seramt esramt sreamt rseamt ersamt resamt maters amters mtaers tmaers atmers tamers maetrs ametrs meatrs ematrs aemtrs eamtrs mtears tmears metars emtars temars etmars atemrs taemrs aetmrs eatmrs teamrs etamrs matres amtres mtares tmares atmres tamres martes amrtes mrates rmates armtes ramtes mtraes tmraes mrtaes rmtaes trmaes rtmaes atrmes tarmes artmes ratmes trames rtames maerts amerts mearts emarts aemrts eamrts marets amrets mraets rmaets armets ramets merats emrats mreats rmeats ermats remats aermts earmts aremts raemts eramts reamts mteras tmeras metras emtras temras etmras mtreas tmreas mrteas rmteas trmeas rtmeas mertas emrtas mretas rmetas ermtas remtas termas etrmas tremas rtemas ertmas retmas aterms taerms aetrms eatrms tearms etarms atrems tarems artems ratems traems rtaems aertms eartms aretms raetms eratms reatms terams etrams treams rteams ertams retams mstera smtera mtsera tmsera stmera tsmera msetra smetra mestra emstra semtra esmtra mtesra tmesra metsra emtsra temsra etmsra stemra tsemra setmra estmra tesmra etsmra mstrea smtrea mtsrea tmsrea stmrea tsmrea msrtea smrtea mrstea rmstea srmtea rsmtea mtrsea tmrsea mrtsea rmtsea trmsea rtmsea strmea tsrmea srtmea rstmea trsmea rtsmea mserta smerta mesrta emsrta semrta esmrta msreta smreta mrseta rmseta srmeta rsmeta mersta emrsta mresta rmesta ermsta remsta sermta esrmta sremta rsemta ersmta resmta mtersa tmersa metrsa emtrsa temrsa etmrsa mtresa tmresa mrtesa rmtesa trmesa rtmesa mertsa emrtsa mretsa rmetsa ermtsa remtsa termsa etrmsa tremsa rtemsa ertmsa retmsa sterma tserma setrma estrma tesrma etsrma strema tsrema srtema rstema trsema rtsema sertma esrtma sretma rsetma erstma restma tersma etrsma tresma rtesma ertsma retsma asterm saterm atserm taserm staerm tsaerm asetrm saetrm aestrm eastrm seatrm esatrm atesrm taesrm aetsrm eatsrm teasrm etasrm stearm tsearm setarm estarm tesarm etsarm astrem satrem atsrem tasrem starem tsarem asrtem sartem arstem rastem sratem rsatem atrsem tarsem artsem ratsem trasem rtasem straem tsraem srtaem rstaem trsaem rtsaem asertm saertm aesrtm easrtm seartm esartm asretm saretm arsetm rasetm sraetm rsaetm aerstm earstm arestm raestm erastm reastm seratm esratm sreatm rseatm ersatm resatm atersm taersm aetrsm eatrsm tearsm etarsm atresm taresm artesm ratesm traesm rtaesm aertsm eartsm aretsm raetsm eratsm reatsm terasm etrasm treasm rteasm ertasm retasm steram tseram setram estram tesram etsram stream tsream srteam rsteam trseam rtseam sertam esrtam sretam rsetam erstam restam tersam etrsam tresam rtesam ertsam retsam
Note: these 'words' (valid or invalid) are all the permutations of the word master. These words are obtained by scrambling the letters in master.