vaster avster vsater svater asvter savter vatser avtser vtaser tvaser atvser tavser vstaer svtaer vtsaer tvsaer stvaer tsvaer astver satver atsver tasver staver tsaver vasetr avsetr vsaetr svaetr asvetr savetr vaestr avestr veastr evastr aevstr eavstr vseatr sveatr vesatr evsatr sevatr esvatr asevtr saevtr aesvtr easvtr seavtr esavtr vatesr avtesr vtaesr tvaesr atvesr tavesr vaetsr avetsr veatsr evatsr aevtsr eavtsr vteasr tveasr vetasr evtasr tevasr etvasr atevsr taevsr aetvsr eatvsr teavsr etavsr vstear svtear vtsear tvsear stvear tsvear vsetar svetar vestar evstar sevtar esvtar vtesar tvesar vetsar evtsar tevsar etvsar stevar tsevar setvar estvar tesvar etsvar astevr satevr atsevr tasevr staevr tsaevr asetvr saetvr aestvr eastvr seatvr esatvr atesvr taesvr aetsvr eatsvr teasvr etasvr steavr tseavr setavr estavr tesavr etsavr vastre avstre vsatre svatre asvtre savtre vatsre avtsre vtasre tvasre atvsre tavsre vstare svtare vtsare tvsare stvare tsvare astvre satvre atsvre tasvre stavre tsavre vasrte avsrte vsarte svarte asvrte savrte varste avrste vraste rvaste arvste ravste vsrate svrate vrsate rvsate srvate rsvate asrvte sarvte arsvte rasvte sravte rsavte vatrse avtrse vtarse tvarse atvrse tavrse vartse avrtse vratse rvatse arvtse ravtse vtrase tvrase vrtase rvtase trvase rtvase atrvse tarvse artvse ratvse travse rtavse vstrae svtrae vtsrae tvsrae stvrae tsvrae vsrtae svrtae vrstae rvstae srvtae rsvtae vtrsae tvrsae vrtsae rvtsae trvsae rtvsae strvae tsrvae srtvae rstvae trsvae rtsvae astrve satrve atsrve tasrve starve tsarve asrtve sartve arstve rastve sratve rsatve atrsve tarsve artsve ratsve trasve rtasve strave tsrave srtave rstave trsave rtsave vasert avsert vsaert svaert asvert savert vaesrt avesrt veasrt evasrt aevsrt eavsrt vseart sveart vesart evsart sevart esvart asevrt saevrt aesvrt easvrt seavrt esavrt vasret avsret vsaret svaret asvret savret varset avrset vraset rvaset arvset ravset vsraet svraet vrsaet rvsaet srvaet rsvaet asrvet sarvet arsvet rasvet sravet rsavet vaerst averst vearst evarst aevrst eavrst varest avrest vraest rvaest arvest ravest verast evrast vreast rveast ervast revast aervst earvst arevst raevst eravst reavst vserat sverat vesrat evsrat sevrat esvrat vsreat svreat vrseat rvseat srveat rsveat versat evrsat vresat rvesat ervsat revsat servat esrvat srevat rsevat ersvat resvat aservt saervt aesrvt easrvt searvt esarvt asrevt sarevt arsevt rasevt sraevt rsaevt aersvt earsvt aresvt raesvt erasvt reasvt seravt esravt sreavt rseavt ersavt resavt vaters avters vtaers tvaers atvers tavers vaetrs avetrs veatrs evatrs aevtrs eavtrs vtears tvears vetars evtars tevars etvars atevrs taevrs aetvrs eatvrs teavrs etavrs vatres avtres vtares tvares atvres tavres vartes avrtes vrates rvates arvtes ravtes vtraes tvraes vrtaes rvtaes trvaes rtvaes atrves tarves artves ratves traves rtaves vaerts averts vearts evarts aevrts eavrts varets avrets vraets rvaets arvets ravets verats evrats vreats rveats ervats revats aervts earvts arevts raevts eravts reavts vteras tveras vetras evtras tevras etvras vtreas tvreas vrteas rvteas trveas rtveas vertas evrtas vretas rvetas ervtas revtas tervas etrvas trevas rtevas ertvas retvas atervs taervs aetrvs eatrvs tearvs etarvs atrevs tarevs artevs ratevs traevs rtaevs aertvs eartvs aretvs raetvs eratvs reatvs teravs etravs treavs rteavs ertavs retavs vstera svtera vtsera tvsera stvera tsvera vsetra svetra vestra evstra sevtra esvtra vtesra tvesra vetsra evtsra tevsra etvsra stevra tsevra setvra estvra tesvra etsvra vstrea svtrea vtsrea tvsrea stvrea tsvrea vsrtea svrtea vrstea rvstea srvtea rsvtea vtrsea tvrsea vrtsea rvtsea trvsea rtvsea strvea tsrvea srtvea rstvea trsvea rtsvea vserta sverta vesrta evsrta sevrta esvrta vsreta svreta vrseta rvseta srveta rsveta versta evrsta vresta rvesta ervsta revsta servta esrvta srevta rsevta ersvta resvta vtersa tversa vetrsa evtrsa tevrsa etvrsa vtresa tvresa vrtesa rvtesa trvesa rtvesa vertsa evrtsa vretsa rvetsa ervtsa revtsa tervsa etrvsa trevsa rtevsa ertvsa retvsa sterva tserva setrva estrva tesrva etsrva streva tsreva srteva rsteva trseva rtseva sertva esrtva sretva rsetva erstva restva tersva etrsva tresva rtesva ertsva retsva asterv saterv atserv taserv staerv tsaerv asetrv saetrv aestrv eastrv seatrv esatrv atesrv taesrv aetsrv eatsrv teasrv etasrv stearv tsearv setarv estarv tesarv etsarv astrev satrev atsrev tasrev starev tsarev asrtev sartev arstev rastev sratev rsatev atrsev tarsev artsev ratsev trasev rtasev straev tsraev srtaev rstaev trsaev rtsaev asertv saertv aesrtv easrtv seartv esartv asretv saretv arsetv rasetv sraetv rsaetv aerstv earstv arestv raestv erastv reastv seratv esratv sreatv rseatv ersatv resatv atersv taersv aetrsv eatrsv tearsv etarsv atresv taresv artesv ratesv traesv rtaesv aertsv eartsv aretsv raetsv eratsv reatsv terasv etrasv treasv rteasv ertasv retasv sterav tserav setrav estrav tesrav etsrav streav tsreav srteav rsteav trseav rtseav sertav esrtav sretav rsetav erstav restav tersav etrsav tresav rtesav ertsav retsav
Note: these 'words' (valid or invalid) are all the permutations of the word vaster. These words are obtained by scrambling the letters in vaster.