upsers pusers uspers supers psuers spuers upesrs puesrs uepsrs eupsrs peusrs epusrs useprs sueprs uesprs eusprs seuprs esuprs pseurs speurs pesurs epsurs sepurs espurs upsres pusres uspres supres psures spures uprses purses urpses rupses pruses rpuses usrpes surpes urspes ruspes srupes rsupes psrues sprues prsues rpsues srpues rspues uperss puerss ueprss euprss peurss epurss upress puress urpess rupess pruess rpuess uerpss eurpss urepss ruepss erupss reupss peruss epruss preuss rpeuss erpuss repuss userps suerps uesrps eusrps seurps esurps usreps sureps urseps ruseps srueps rsueps uersps eursps uresps ruesps erusps reusps serups esrups sreups rseups ersups resups pserus sperus pesrus epsrus seprus esprus psreus spreus prseus rpseus srpeus rspeus persus eprsus presus rpesus erpsus repsus serpus esrpus srepus rsepus erspus respus upsesr pusesr uspesr supesr psuesr spuesr upessr puessr uepssr eupssr peussr epussr usepsr suepsr uespsr euspsr seupsr esupsr pseusr speusr pesusr epsusr sepusr espusr upsser pusser uspser supser psuser spuser upsser pusser uspser supser psuser spuser ussper susper ussper susper ssuper ssuper pssuer spsuer pssuer spsuer sspuer sspuer upessr puessr uepssr eupssr peussr epussr upsesr pusesr uspesr supesr psuesr spuesr uespsr euspsr usepsr suepsr esupsr seupsr pesusr epsusr pseusr speusr espusr sepusr usespr suespr uesspr eusspr seuspr esuspr ussepr susepr ussepr susepr ssuepr ssuepr uesspr eusspr usespr suespr esuspr seuspr sesupr essupr sseupr sseupr essupr sesupr psesur spesur pessur epssur sepsur espsur psseur spseur psseur spseur sspeur sspeur pessur epssur psesur spesur espsur sepsur sespur esspur ssepur ssepur esspur sespur upsrse pusrse usprse suprse psurse spurse uprsse pursse urpsse rupsse prusse rpusse usrpse surpse urspse ruspse srupse rsupse psruse spruse prsuse rpsuse srpuse rspuse upssre pussre uspsre supsre psusre spusre upssre pussre uspsre supsre psusre spusre usspre suspre usspre suspre ssupre ssupre pssure spsure pssure spsure sspure sspure uprsse pursse urpsse rupsse prusse rpusse upsrse pusrse usprse suprse psurse spurse urspse ruspse usrpse surpse rsupse srupse prsuse rpsuse psruse spruse rspuse srpuse usrspe surspe ursspe russpe sruspe rsuspe ussrpe susrpe ussrpe susrpe ssurpe ssurpe ursspe russpe usrspe surspe rsuspe sruspe srsupe rssupe ssrupe ssrupe rssupe srsupe psrsue sprsue prssue rpssue srpsue rspsue pssrue spsrue pssrue spsrue ssprue ssprue prssue rpssue psrsue sprsue rspsue srpsue srspue rsspue ssrpue ssrpue rsspue srspue uperss puerss ueprss euprss peurss epurss upress puress urpess rupess pruess rpuess uerpss eurpss urepss ruepss erupss reupss peruss epruss preuss rpeuss erpuss repuss upesrs puesrs uepsrs eupsrs peusrs epusrs upsers pusers uspers supers psuers spuers uesprs eusprs useprs sueprs esuprs seuprs pesurs epsurs pseurs speurs espurs sepurs uprses purses urpses rupses pruses rpuses upsres pusres uspres supres psures spures urspes ruspes usrpes surpes rsupes srupes prsues rpsues psrues sprues rspues srpues uersps eursps uresps ruesps erusps reusps uesrps eusrps userps suerps esurps seurps urseps ruseps usreps sureps rsueps srueps ersups resups esrups serups rseups sreups persus eprsus presus rpesus erpsus repsus pesrus epsrus pserus sperus esprus seprus prseus rpseus psreus spreus rspeus srpeus erspus respus esrpus serpus rsepus srepus usersp suersp uesrsp eusrsp seursp esursp usresp suresp ursesp rusesp sruesp rsuesp uerssp eurssp uressp ruessp erussp reussp serusp esrusp sreusp rseusp ersusp resusp usesrp suesrp uessrp eussrp seusrp esusrp usserp suserp usserp suserp ssuerp ssuerp uessrp eussrp usesrp suesrp esusrp seusrp sesurp essurp sseurp sseurp essurp sesurp usrsep sursep urssep russep srusep rsusep ussrep susrep ussrep susrep ssurep ssurep urssep russep usrsep sursep rsusep srusep srsuep rssuep ssruep ssruep rssuep srsuep uerssp eurssp uressp ruessp erussp reussp uesrsp eusrsp usersp suersp esursp seursp ursesp rusesp usresp suresp rsuesp sruesp ersusp resusp esrusp serusp rseusp sreusp sersup esrsup sresup rsesup erssup ressup sesrup essrup sserup sserup essrup sesrup srseup rsseup ssreup ssreup rsseup srseup erssup ressup esrsup sersup rsesup sresup psersu spersu pesrsu epsrsu seprsu esprsu psresu spresu prsesu rpsesu srpesu rspesu perssu eprssu pressu rpessu erpssu repssu serpsu esrpsu srepsu rsepsu erspsu respsu psesru spesru pessru epssru sepsru espsru psseru spseru psseru spseru ssperu ssperu pessru epssru psesru spesru espsru sepsru sespru esspru ssepru ssepru esspru sespru psrseu sprseu prsseu rpsseu srpseu rspseu pssreu spsreu pssreu spsreu sspreu sspreu prsseu rpsseu psrseu sprseu rspseu srpseu srspeu rsspeu ssrpeu ssrpeu rsspeu srspeu perssu eprssu pressu rpessu erpssu repssu pesrsu epsrsu psersu spersu esprsu seprsu prsesu rpsesu psresu spresu rspesu srpesu erspsu respsu esrpsu serpsu rsepsu srepsu serspu esrspu srespu rsespu ersspu resspu sesrpu essrpu sserpu sserpu essrpu sesrpu srsepu rssepu ssrepu ssrepu rssepu srsepu ersspu resspu esrspu serspu rsespu srespu
Note: these 'words' (valid or invalid) are all the permutations of the word upsers. These words are obtained by scrambling the letters in upsers.