exists xeists eixsts iexsts xiests ixests exsits xesits esxits sexits xseits sxeits eisxts iesxts esixts seixts isexts siexts xisets ixsets xsiets sxiets isxets sixets exitss xeitss eixtss iextss xietss ixetss extiss xetiss etxiss texiss xteiss txeiss eitxss ietxss etixss teixss itexss tiexss xitess ixtess xtiess txiess itxess tixess exstis xestis esxtis sextis xsetis sxetis extsis xetsis etxsis texsis xtesis txesis estxis setxis etsxis tesxis stexis tsexis xsteis sxteis xtseis txseis stxeis tsxeis eistxs iestxs esitxs seitxs isetxs sietxs eitsxs ietsxs etisxs teisxs itesxs tiesxs estixs setixs etsixs tesixs steixs tseixs istexs sitexs itsexs tisexs stiexs tsiexs xistes ixstes xsites sxites isxtes sixtes xitses ixtses xtises txises itxses tixses xsties sxties xtsies txsies stxies tsxies istxes sitxes itsxes tisxes stixes tsixes exisst xeisst eixsst iexsst xiesst ixesst exsist xesist esxist sexist xseist sxeist eisxst iesxst esixst seixst isexst siexst xisest ixsest xsiest sxiest isxest sixest exisst xeisst eixsst iexsst xiesst ixesst exsist xesist esxist sexist xseist sxeist eisxst iesxst esixst seixst isexst siexst xisest ixsest xsiest sxiest isxest sixest exssit xessit esxsit sexsit xsesit sxesit exssit xessit esxsit sexsit xsesit sxesit essxit sesxit essxit sesxit ssexit ssexit xsseit sxseit xsseit sxseit ssxeit ssxeit eissxt iessxt esisxt seisxt isesxt siesxt eissxt iessxt esisxt seisxt isesxt siesxt essixt sesixt essixt sesixt sseixt sseixt issext sisext issext sisext ssiext ssiext xisset ixsset xsiset sxiset isxset sixset xisset ixsset xsiset sxiset isxset sixset xssiet sxsiet xssiet sxsiet ssxiet ssxiet issxet sisxet issxet sisxet ssixet ssixet exitss xeitss eixtss iextss xietss ixetss extiss xetiss etxiss texiss xteiss txeiss eitxss ietxss etixss teixss itexss tiexss xitess ixtess xtiess txiess itxess tixess exists xeists eixsts iexsts xiests ixests exsits xesits esxits sexits xseits sxeits eisxts iesxts esixts seixts isexts siexts xisets ixsets xsiets sxiets isxets sixets extsis xetsis etxsis texsis xtesis txesis exstis xestis esxtis sextis xsetis sxetis etsxis tesxis estxis setxis tsexis stexis xtseis txseis xsteis sxteis tsxeis stxeis eitsxs ietsxs etisxs teisxs itesxs tiesxs eistxs iestxs esitxs seitxs isetxs sietxs etsixs tesixs estixs setixs tseixs steixs itsexs tisexs istexs sitexs tsiexs stiexs xitses ixtses xtises txises itxses tixses xistes ixstes xsites sxites isxtes sixtes xtsies txsies xsties sxties tsxies stxies itsxes tisxes istxes sitxes tsixes stixes exstsi xestsi esxtsi sextsi xsetsi sxetsi extssi xetssi etxssi texssi xtessi txessi estxsi setxsi etsxsi tesxsi stexsi tsexsi xstesi sxtesi xtsesi txsesi stxesi tsxesi exssti xessti esxsti sexsti xsesti sxesti exssti xessti esxsti sexsti xsesti sxesti essxti sesxti essxti sesxti ssexti ssexti xsseti sxseti xsseti sxseti ssxeti ssxeti extssi xetssi etxssi texssi xtessi txessi exstsi xestsi esxtsi sextsi xsetsi sxetsi etsxsi tesxsi estxsi setxsi tsexsi stexsi xtsesi txsesi xstesi sxtesi tsxesi stxesi estsxi setsxi etssxi tessxi stesxi tsesxi esstxi sestxi esstxi sestxi ssetxi ssetxi etssxi tessxi estsxi setsxi tsesxi stesxi stsexi tssexi sstexi sstexi tssexi stsexi xstsei sxtsei xtssei txssei stxsei tsxsei xsstei sxstei xsstei sxstei ssxtei ssxtei xtssei txssei xstsei sxtsei tsxsei stxsei stsxei tssxei sstxei sstxei tssxei stsxei eistsx iestsx esitsx seitsx isetsx sietsx eitssx ietssx etissx teissx itessx tiessx estisx setisx etsisx tesisx steisx tseisx istesx sitesx itsesx tisesx stiesx tsiesx eisstx iesstx esistx seistx isestx siestx eisstx iesstx esistx seistx isestx siestx essitx sesitx essitx sesitx sseitx sseitx issetx sisetx issetx sisetx ssietx ssietx eitssx ietssx etissx teissx itessx tiessx eistsx iestsx esitsx seitsx isetsx sietsx etsisx tesisx estisx setisx tseisx steisx itsesx tisesx istesx sitesx tsiesx stiesx estsix setsix etssix tessix stesix tsesix esstix sestix esstix sestix ssetix ssetix etssix tessix estsix setsix tsesix stesix stseix tsseix ssteix ssteix tsseix stseix istsex sitsex itssex tissex stisex tsisex isstex sistex isstex sistex ssitex ssitex itssex tissex istsex sitsex tsisex stisex stsiex tssiex sstiex sstiex tssiex stsiex xistse ixstse xsitse sxitse isxtse sixtse xitsse ixtsse xtisse txisse itxsse tixsse xstise sxtise xtsise txsise stxise tsxise istxse sitxse itsxse tisxse stixse tsixse xisste ixsste xsiste sxiste isxste sixste xisste ixsste xsiste sxiste isxste sixste xssite sxsite xssite sxsite ssxite ssxite issxte sisxte issxte sisxte ssixte ssixte xitsse ixtsse xtisse txisse itxsse tixsse xistse ixstse xsitse sxitse isxtse sixtse xtsise txsise xstise sxtise tsxise stxise itsxse tisxse istxse sitxse tsixse stixse xstsie sxtsie xtssie txssie stxsie tsxsie xsstie sxstie xsstie sxstie ssxtie ssxtie xtssie txssie xstsie sxtsie tsxsie stxsie stsxie tssxie sstxie sstxie tssxie stsxie istsxe sitsxe itssxe tissxe stisxe tsisxe isstxe sistxe isstxe sistxe ssitxe ssitxe itssxe tissxe istsxe sitsxe tsisxe stisxe stsixe tssixe sstixe sstixe tssixe stsixe
Note: these 'words' (valid or invalid) are all the permutations of the word exists. These words are obtained by scrambling the letters in exists.