pearsi eparsi paersi apersi eaprsi aeprsi perasi eprasi preasi rpeasi erpasi repasi paresi apresi praesi rpaesi arpesi rapesi earpsi aerpsi erapsi reapsi arepsi raepsi peasri epasri paesri apesri eapsri aepsri pesari epsari pseari speari espari separi paseri apseri psaeri spaeri asperi saperi easpri aespri esapri seapri asepri saepri persai eprsai presai rpesai erpsai repsai pesrai epsrai pserai sperai esprai seprai prseai rpseai psreai spreai rspeai srpeai erspai respai esrpai serpai rsepai srepai parsei aprsei prasei rpasei arpsei rapsei pasrei apsrei psarei sparei asprei saprei prsaei rpsaei psraei spraei rspaei srpaei arspei raspei asrpei sarpei rsapei srapei earspi aerspi eraspi reaspi arespi raespi easrpi aesrpi esarpi searpi aserpi saerpi ersapi resapi esrapi serapi rseapi sreapi arsepi rasepi asrepi sarepi rsaepi sraepi pearis eparis paeris aperis eapris aepris perais eprais preais rpeais erpais repais pareis apreis praeis rpaeis arpeis rapeis earpis aerpis erapis reapis arepis raepis peairs epairs paeirs apeirs eapirs aepirs peiars epiars piears ipears eipars iepars paiers apiers piaers ipaers aipers iapers eaiprs aeiprs eiaprs ieaprs aieprs iaeprs perias eprias preias rpeias erpias repias peiras epiras pieras iperas eipras iepras prieas rpieas pireas ipreas ripeas irpeas eripas reipas eirpas ierpas riepas irepas paries apries praies rpaies arpies rapies paires apires piares ipares aipres iapres priaes rpiaes piraes ipraes ripaes irpaes aripes raipes airpes iarpes riapes irapes earips aerips eraips reaips areips raeips eairps aeirps eiarps iearps aierps iaerps eriaps reiaps eiraps ieraps rieaps ireaps arieps raieps aireps iareps riaeps iraeps peasir epasir paesir apesir eapsir aepsir pesair epsair pseair speair espair sepair paseir apseir psaeir spaeir aspeir sapeir easpir aespir esapir seapir asepir saepir peaisr epaisr paeisr apeisr eapisr aepisr peiasr epiasr pieasr ipeasr eipasr iepasr paiesr apiesr piaesr ipaesr aipesr iapesr eaipsr aeipsr eiapsr ieapsr aiepsr iaepsr pesiar epsiar pseiar speiar espiar sepiar peisar episar piesar ipesar eipsar iepsar psiear spiear pisear ipsear sipear ispear esipar seipar eispar iespar siepar isepar pasier apsier psaier spaier aspier sapier paiser apiser piaser ipaser aipser iapser psiaer spiaer pisaer ipsaer sipaer ispaer asiper saiper aisper iasper siaper isaper easipr aesipr esaipr seaipr aseipr saeipr eaispr aeispr eiaspr ieaspr aiespr iaespr esiapr seiapr eisapr iesapr sieapr iseapr asiepr saiepr aisepr iasepr siaepr isaepr persia eprsia presia rpesia erpsia repsia pesria epsria pseria speria espria sepria prseia rpseia psreia spreia rspeia srpeia erspia respia esrpia serpia rsepia srepia perisa eprisa preisa rpeisa erpisa repisa peirsa epirsa piersa ipersa eiprsa ieprsa priesa rpiesa piresa ipresa ripesa irpesa eripsa reipsa eirpsa ierpsa riepsa irepsa pesira epsira pseira speira espira sepira peisra episra piesra ipesra eipsra iepsra psiera spiera pisera ipsera sipera ispera esipra seipra eispra iespra siepra isepra prsiea rpsiea psriea spriea rspiea srpiea prisea rpisea pirsea iprsea ripsea irpsea psirea spirea pisrea ipsrea siprea isprea rsipea sripea rispea irspea sirpea isrpea ersipa resipa esripa seripa rseipa sreipa erispa reispa eirspa ierspa riespa irespa esirpa seirpa eisrpa iesrpa sierpa iserpa rsiepa sriepa risepa irsepa sirepa isrepa parsie aprsie prasie rpasie arpsie rapsie pasrie apsrie psarie sparie asprie saprie prsaie rpsaie psraie spraie rspaie srpaie arspie raspie asrpie sarpie rsapie srapie parise aprise praise rpaise arpise rapise pairse apirse piarse iparse aiprse iaprse priase rpiase pirase iprase ripase irpase aripse raipse airpse iarpse riapse irapse pasire apsire psaire spaire aspire sapire paisre apisre piasre ipasre aipsre iapsre psiare spiare pisare ipsare sipare ispare asipre saipre aispre iaspre siapre isapre prsiae rpsiae psriae spriae rspiae srpiae prisae rpisae pirsae iprsae ripsae irpsae psirae spirae pisrae ipsrae siprae isprae rsipae sripae rispae irspae sirpae isrpae arsipe rasipe asripe saripe rsaipe sraipe arispe raispe airspe iarspe riaspe iraspe asirpe sairpe aisrpe iasrpe siarpe isarpe rsiape sriape risape irsape sirape isrape earsip aersip erasip reasip aresip raesip easrip aesrip esarip searip aserip saerip ersaip resaip esraip seraip rseaip sreaip arseip raseip asreip sareip rsaeip sraeip earisp aerisp eraisp reaisp areisp raeisp eairsp aeirsp eiarsp iearsp aiersp iaersp eriasp reiasp eirasp ierasp rieasp ireasp ariesp raiesp airesp iaresp riaesp iraesp easirp aesirp esairp seairp aseirp saeirp eaisrp aeisrp eiasrp ieasrp aiesrp iaesrp esiarp seiarp eisarp iesarp siearp isearp asierp saierp aiserp iaserp siaerp isaerp ersiap resiap esriap seriap rseiap sreiap erisap reisap eirsap iersap riesap iresap esirap seirap eisrap iesrap sierap iserap rsieap srieap riseap irseap sireap isreap arsiep rasiep asriep sariep rsaiep sraiep arisep raisep airsep iarsep riasep irasep asirep sairep aisrep iasrep siarep isarep rsiaep sriaep risaep irsaep siraep israep
Note: these 'words' (valid or invalid) are all the permutations of the word pearsi. These words are obtained by scrambling the letters in pearsi.