wrasts rwasts warsts awrsts rawsts arwsts wrsats rwsats wsrats swrats rswats srwats wasrts awsrts wsarts swarts aswrts sawrts raswts arswts rsawts srawts asrwts sarwts wratss rwatss wartss awrtss rawtss arwtss wrtass rwtass wtrass twrass rtwass trwass watrss awtrss wtarss twarss atwrss tawrss ratwss artwss rtawss trawss atrwss tarwss wrstas rwstas wsrtas swrtas rswtas srwtas wrtsas rwtsas wtrsas twrsas rtwsas trwsas wstras swtras wtsras twsras stwras tswras rstwas srtwas rtswas trswas strwas tsrwas wastrs awstrs wsatrs swatrs aswtrs sawtrs watsrs awtsrs wtasrs twasrs atwsrs tawsrs wstars swtars wtsars twsars stwars tswars astwrs satwrs atswrs taswrs stawrs tsawrs rastws arstws rsatws sratws asrtws sartws ratsws artsws rtasws trasws atrsws tarsws rstaws srtaws rtsaws trsaws straws tsraws astrws satrws atsrws tasrws starws tsarws wrasst rwasst warsst awrsst rawsst arwsst wrsast rwsast wsrast swrast rswast srwast wasrst awsrst wsarst swarst aswrst sawrst raswst arswst rsawst srawst asrwst sarwst wrasst rwasst warsst awrsst rawsst arwsst wrsast rwsast wsrast swrast rswast srwast wasrst awsrst wsarst swarst aswrst sawrst raswst arswst rsawst srawst asrwst sarwst wrssat rwssat wsrsat swrsat rswsat srwsat wrssat rwssat wsrsat swrsat rswsat srwsat wssrat swsrat wssrat swsrat sswrat sswrat rsswat srswat rsswat srswat ssrwat ssrwat wassrt awssrt wsasrt swasrt aswsrt sawsrt wassrt awssrt wsasrt swasrt aswsrt sawsrt wssart swsart wssart swsart sswart sswart asswrt saswrt asswrt saswrt ssawrt ssawrt rasswt arsswt rsaswt sraswt asrswt sarswt rasswt arsswt rsaswt sraswt asrswt sarswt rssawt srsawt rssawt srsawt ssrawt ssrawt assrwt sasrwt assrwt sasrwt ssarwt ssarwt wratss rwatss wartss awrtss rawtss arwtss wrtass rwtass wtrass twrass rtwass trwass watrss awtrss wtarss twarss atwrss tawrss ratwss artwss rtawss trawss atrwss tarwss wrasts rwasts warsts awrsts rawsts arwsts wrsats rwsats wsrats swrats rswats srwats wasrts awsrts wsarts swarts aswrts sawrts raswts arswts rsawts srawts asrwts sarwts wrtsas rwtsas wtrsas twrsas rtwsas trwsas wrstas rwstas wsrtas swrtas rswtas srwtas wtsras twsras wstras swtras tswras stwras rtswas trswas rstwas srtwas tsrwas strwas watsrs awtsrs wtasrs twasrs atwsrs tawsrs wastrs awstrs wsatrs swatrs aswtrs sawtrs wtsars twsars wstars swtars tswars stwars atswrs taswrs astwrs satwrs tsawrs stawrs ratsws artsws rtasws trasws atrsws tarsws rastws arstws rsatws sratws asrtws sartws rtsaws trsaws rstaws srtaws tsraws straws atsrws tasrws astrws satrws tsarws starws wrstsa rwstsa wsrtsa swrtsa rswtsa srwtsa wrtssa rwtssa wtrssa twrssa rtwssa trwssa wstrsa swtrsa wtsrsa twsrsa stwrsa tswrsa rstwsa srtwsa rtswsa trswsa strwsa tsrwsa wrssta rwssta wsrsta swrsta rswsta srwsta wrssta rwssta wsrsta swrsta rswsta srwsta wssrta swsrta wssrta swsrta sswrta sswrta rsswta srswta rsswta srswta ssrwta ssrwta wrtssa rwtssa wtrssa twrssa rtwssa trwssa wrstsa rwstsa wsrtsa swrtsa rswtsa srwtsa wtsrsa twsrsa wstrsa swtrsa tswrsa stwrsa rtswsa trswsa rstwsa srtwsa tsrwsa strwsa wstsra swtsra wtssra twssra stwsra tswsra wsstra swstra wsstra swstra sswtra sswtra wtssra twssra wstsra swtsra tswsra stwsra stswra tsswra sstwra sstwra tsswra stswra rstswa srtswa rtsswa trsswa strswa tsrswa rsstwa srstwa rsstwa srstwa ssrtwa ssrtwa rtsswa trsswa rstswa srtswa tsrswa strswa stsrwa tssrwa sstrwa sstrwa tssrwa stsrwa wastsr awstsr wsatsr swatsr aswtsr sawtsr watssr awtssr wtassr twassr atwssr tawssr wstasr swtasr wtsasr twsasr stwasr tswasr astwsr satwsr atswsr taswsr stawsr tsawsr wasstr awsstr wsastr swastr aswstr sawstr wasstr awsstr wsastr swastr aswstr sawstr wssatr swsatr wssatr swsatr sswatr sswatr asswtr saswtr asswtr saswtr ssawtr ssawtr watssr awtssr wtassr twassr atwssr tawssr wastsr awstsr wsatsr swatsr aswtsr sawtsr wtsasr twsasr wstasr swtasr tswasr stwasr atswsr taswsr astwsr satwsr tsawsr stawsr wstsar swtsar wtssar twssar stwsar tswsar wsstar swstar wsstar swstar sswtar sswtar wtssar twssar wstsar swtsar tswsar stwsar stswar tsswar sstwar sstwar tsswar stswar astswr satswr atsswr tasswr staswr tsaswr asstwr sastwr asstwr sastwr ssatwr ssatwr atsswr tasswr astswr satswr tsaswr staswr stsawr tssawr sstawr sstawr tssawr stsawr rastsw arstsw rsatsw sratsw asrtsw sartsw ratssw artssw rtassw trassw atrssw tarssw rstasw srtasw rtsasw trsasw strasw tsrasw astrsw satrsw atsrsw tasrsw starsw tsarsw rasstw arsstw rsastw srastw asrstw sarstw rasstw arsstw rsastw srastw asrstw sarstw rssatw srsatw rssatw srsatw ssratw ssratw assrtw sasrtw assrtw sasrtw ssartw ssartw ratssw artssw rtassw trassw atrssw tarssw rastsw arstsw rsatsw sratsw asrtsw sartsw rtsasw trsasw rstasw srtasw tsrasw strasw atsrsw tasrsw astrsw satrsw tsarsw starsw rstsaw srtsaw rtssaw trssaw strsaw tsrsaw rsstaw srstaw rsstaw srstaw ssrtaw ssrtaw rtssaw trssaw rstsaw srtsaw tsrsaw strsaw stsraw tssraw sstraw sstraw tssraw stsraw astsrw satsrw atssrw tassrw stasrw tsasrw asstrw sastrw asstrw sastrw ssatrw ssatrw atssrw tassrw astsrw satsrw tsasrw stasrw stsarw tssarw sstarw sstarw tssarw stsarw
Note: these 'words' (valid or invalid) are all the permutations of the word wrasts. These words are obtained by scrambling the letters in wrasts.