perspo eprspo prespo rpespo erpspo repspo pesrpo epsrpo pserpo sperpo esprpo seprpo prsepo rpsepo psrepo sprepo rspepo srpepo ersppo resppo esrppo serppo rseppo sreppo perpso eprpso prepso rpepso erppso reppso peprso epprso pperso pperso epprso peprso prpeso rppeso ppreso ppreso rppeso prpeso erppso reppso eprpso perpso rpepso prepso pespro epspro psepro spepro esppro seppro pepsro eppsro ppesro ppesro eppsro pepsro pspero sppero ppsero ppsero sppero pspero esppro seppro epspro pespro spepro psepro prspeo rpspeo psrpeo sprpeo rsppeo srppeo prpseo rppseo pprseo pprseo rppseo prpseo pspreo sppreo ppsreo ppsreo sppreo pspreo rsppeo srppeo rpspeo prspeo sprpeo psrpeo ersppo resppo esrppo serppo rseppo sreppo erpspo repspo eprspo perspo rpespo prespo esprpo seprpo epsrpo pesrpo sperpo pserpo rspepo srpepo rpsepo prsepo sprepo psrepo persop eprsop presop rpesop erpsop repsop pesrop epsrop pserop sperop esprop seprop prseop rpseop psreop spreop rspeop srpeop erspop respop esrpop serpop rsepop srepop perosp eprosp preosp rpeosp erposp reposp peorsp eporsp poersp opersp eoprsp oeprsp proesp rpoesp poresp opresp ropesp orpesp eropsp reopsp eorpsp oerpsp roepsp orepsp pesorp epsorp pseorp speorp esporp seporp peosrp eposrp poesrp opesrp eopsrp oepsrp psoerp spoerp poserp opserp soperp osperp esoprp seoprp eosprp oesprp soeprp oseprp prsoep rpsoep psroep sproep rspoep srpoep prosep rposep porsep oprsep ropsep orpsep psorep sporep posrep opsrep soprep osprep rsopep sropep rospep orspep sorpep osrpep ersopp resopp esropp seropp rseopp sreopp erospp reospp eorspp oerspp roespp orespp esorpp seorpp eosrpp oesrpp soerpp oserpp rsoepp sroepp rosepp orsepp sorepp osrepp perpos eprpos prepos rpepos erppos reppos pepros eppros pperos pperos eppros pepros prpeos rppeos ppreos ppreos rppeos prpeos erppos reppos eprpos perpos rpepos prepos perops eprops preops rpeops erpops repops peorps eporps poerps operps eoprps oeprps proeps rpoeps poreps opreps ropeps orpeps eropps reopps eorpps oerpps roepps orepps pepors eppors ppeors ppeors eppors pepors peoprs epoprs poeprs opeprs eopprs oepprs ppoers ppoers popers oppers popers oppers epoprs peoprs eopprs oepprs poeprs opeprs prpoes rppoes pproes pproes rppoes prpoes propes rpopes porpes oprpes roppes orppes ppores ppores popres oppres popres oppres rpopes propes roppes orppes porpes oprpes erpops repops eprops perops rpeops preops eropps reopps eorpps oerpps roepps orepps eporps peorps eoprps oeprps poerps operps rpoeps proeps ropeps orpeps poreps opreps pespor epspor psepor spepor esppor seppor pepsor eppsor ppesor ppesor eppsor pepsor pspeor sppeor ppseor ppseor sppeor pspeor esppor seppor epspor pespor spepor psepor pesopr epsopr pseopr speopr espopr sepopr peospr epospr poespr opespr eopspr oepspr psoepr spoepr posepr opsepr sopepr ospepr esoppr seoppr eosppr oesppr soeppr oseppr peposr epposr ppeosr ppeosr epposr peposr peopsr epopsr poepsr opepsr eoppsr oeppsr ppoesr ppoesr popesr oppesr popesr oppesr epopsr peopsr eoppsr oeppsr poepsr opepsr pspoer sppoer ppsoer ppsoer sppoer pspoer psoper spoper posper opsper sopper ospper pposer pposer popser oppser popser oppser spoper psoper sopper ospper posper opsper espopr sepopr epsopr pesopr speopr pseopr esoppr seoppr eosppr oesppr soeppr oseppr epospr peospr eopspr oepspr poespr opespr spoepr psoepr sopepr ospepr posepr opsepr prspoe rpspoe psrpoe sprpoe rsppoe srppoe prpsoe rppsoe pprsoe pprsoe rppsoe prpsoe psproe spproe ppsroe ppsroe spproe psproe rsppoe srppoe rpspoe prspoe sprpoe psrpoe prsope rpsope psrope sprope rspope srpope prospe rpospe porspe oprspe ropspe orpspe psorpe sporpe posrpe opsrpe soprpe osprpe rsoppe sroppe rosppe orsppe sorppe osrppe prpose rppose pprose pprose rppose prpose propse rpopse porpse oprpse roppse orppse pporse pporse poprse opprse poprse opprse rpopse propse roppse orppse porpse oprpse pspore sppore ppsore ppsore sppore pspore psopre spopre pospre opspre soppre osppre pposre pposre popsre oppsre popsre oppsre spopre psopre soppre osppre pospre opspre rspope srpope rpsope prsope sprope psrope rsoppe sroppe rosppe orsppe sorppe osrppe rpospe prospe ropspe orpspe porspe oprspe sporpe psorpe soprpe osprpe posrpe opsrpe erspop respop esrpop serpop rsepop srepop erpsop repsop eprsop persop rpesop presop esprop seprop epsrop pesrop sperop pserop rspeop srpeop rpseop prseop spreop psreop ersopp resopp esropp seropp rseopp sreopp erospp reospp eorspp oerspp roespp orespp esorpp seorpp eosrpp oesrpp soerpp oserpp rsoepp sroepp rosepp orsepp sorepp osrepp erposp reposp eprosp perosp rpeosp preosp eropsp reopsp eorpsp oerpsp roepsp orepsp eporsp peorsp eoprsp oeprsp poersp opersp rpoesp proesp ropesp orpesp poresp opresp esporp seporp epsorp pesorp speorp pseorp esoprp seoprp eosprp oesprp soeprp oseprp eposrp peosrp eopsrp oepsrp poesrp opesrp spoerp psoerp soperp osperp poserp opserp rspoep srpoep rpsoep prsoep sproep psroep rsopep sropep rospep orspep sorpep osrpep rposep prosep ropsep orpsep porsep oprsep sporep psorep soprep osprep posrep opsrep
Note: these 'words' (valid or invalid) are all the permutations of the word perspo. These words are obtained by scrambling the letters in perspo.