spaers psaers sapers aspers pasers apsers spears psears separs espars pesars epsars saeprs aseprs seaprs esaprs aesprs easprs paesrs apesrs peasrs epasrs aepsrs eapsrs spares psares sapres aspres pasres apsres spraes psraes srpaes rspaes prsaes rpsaes sarpes asrpes srapes rsapes arspes raspes parses aprses prases rpases arpses rapses speras pseras sepras espras pesras epsras spreas psreas srpeas rspeas prseas rpseas serpas esrpas srepas rsepas erspas respas persas eprsas presas rpesas erpsas repsas saerps aserps searps esarps aesrps easrps sareps asreps sraeps rsaeps arseps raseps seraps esraps sreaps rseaps ersaps resaps aersps earsps aresps raesps erasps reasps paerss aperss pearss eparss aeprss eaprss paress apress praess rpaess arpess rapess perass eprass preass rpeass erpass repass aerpss earpss arepss raepss erapss reapss spaesr psaesr sapesr aspesr pasesr apsesr speasr pseasr sepasr espasr pesasr epsasr saepsr asepsr seapsr esapsr aespsr easpsr paessr apessr peassr epassr aepssr eapssr spaser psaser sapser aspser passer apsser spsaer pssaer sspaer sspaer pssaer spsaer sasper assper ssaper ssaper assper sasper passer apsser psaser spaser aspser sapser spesar psesar sepsar espsar pessar epssar spsear pssear sspear sspear pssear spsear sespar esspar ssepar ssepar esspar sespar pessar epssar psesar spesar espsar sepsar saespr asespr seaspr esaspr aesspr easspr sasepr assepr ssaepr ssaepr assepr sasepr sesapr essapr sseapr sseapr essapr sesapr aesspr easspr asespr saespr esaspr seaspr paessr apessr peassr epassr aepssr eapssr pasesr apsesr psaesr spaesr aspesr sapesr pesasr epsasr pseasr speasr espasr sepasr aespsr easpsr asepsr saepsr esapsr seapsr sparse psarse saprse asprse pasrse apsrse sprase psrase srpase rspase prsase rpsase sarpse asrpse srapse rsapse arspse raspse parsse aprsse prasse rpasse arpsse rapsse spasre psasre sapsre aspsre passre apssre spsare pssare sspare sspare pssare spsare saspre asspre ssapre ssapre asspre saspre passre apssre psasre spasre aspsre sapsre sprsae psrsae srpsae rspsae prssae rpssae spsrae pssrae ssprae ssprae pssrae spsrae srspae rsspae ssrpae ssrpae rsspae srspae prssae rpssae psrsae sprsae rspsae srpsae sarspe asrspe sraspe rsaspe arsspe rasspe sasrpe assrpe ssarpe ssarpe assrpe sasrpe srsape rssape ssrape ssrape rssape srsape arsspe rasspe asrspe sarspe rsaspe sraspe parsse aprsse prasse rpasse arpsse rapsse pasrse apsrse psarse sparse asprse saprse prsase rpsase psrase sprase rspase srpase arspse raspse asrpse sarpse rsapse srapse spersa psersa seprsa esprsa pesrsa epsrsa spresa psresa srpesa rspesa prsesa rpsesa serpsa esrpsa srepsa rsepsa erspsa respsa perssa eprssa pressa rpessa erpssa repssa spesra psesra sepsra espsra pessra epssra spsera pssera sspera sspera pssera spsera sespra esspra ssepra ssepra esspra sespra pessra epssra psesra spesra espsra sepsra sprsea psrsea srpsea rspsea prssea rpssea spsrea pssrea ssprea ssprea pssrea spsrea srspea rsspea ssrpea ssrpea rsspea srspea prssea rpssea psrsea sprsea rspsea srpsea serspa esrspa srespa rsespa ersspa resspa sesrpa essrpa sserpa sserpa essrpa sesrpa srsepa rssepa ssrepa ssrepa rssepa srsepa ersspa resspa esrspa serspa rsespa srespa perssa eprssa pressa rpessa erpssa repssa pesrsa epsrsa psersa spersa esprsa seprsa prsesa rpsesa psresa spresa rspesa srpesa erspsa respsa esrpsa serpsa rsepsa srepsa saersp asersp searsp esarsp aesrsp easrsp saresp asresp sraesp rsaesp arsesp rasesp serasp esrasp sreasp rseasp ersasp resasp aerssp earssp aressp raessp erassp reassp saesrp asesrp seasrp esasrp aessrp eassrp saserp asserp ssaerp ssaerp asserp saserp sesarp essarp ssearp ssearp essarp sesarp aessrp eassrp asesrp saesrp esasrp seasrp sarsep asrsep srasep rsasep arssep rassep sasrep assrep ssarep ssarep assrep sasrep srsaep rssaep ssraep ssraep rssaep srsaep arssep rassep asrsep sarsep rsasep srasep sersap esrsap sresap rsesap erssap ressap sesrap essrap sserap sserap essrap sesrap srseap rsseap ssreap ssreap rsseap srseap erssap ressap esrsap sersap rsesap sresap aerssp earssp aressp raessp erassp reassp aesrsp easrsp asersp saersp esarsp searsp arsesp rasesp asresp saresp rsaesp sraesp ersasp resasp esrasp serasp rseasp sreasp paerss aperss pearss eparss aeprss eaprss paress apress praess rpaess arpess rapess perass eprass preass rpeass erpass repass aerpss earpss arepss raepss erapss reapss paesrs apesrs peasrs epasrs aepsrs eapsrs pasers apsers psaers spaers aspers sapers pesars epsars psears spears espars separs aesprs easprs aseprs saeprs esaprs seaprs parses aprses prases rpases arpses rapses pasres apsres psares spares aspres sapres prsaes rpsaes psraes spraes rspaes srpaes arspes raspes asrpes sarpes rsapes srapes persas eprsas presas rpesas erpsas repsas pesras epsras pseras speras espras sepras prseas rpseas psreas spreas rspeas srpeas erspas respas esrpas serpas rsepas srepas aersps earsps aresps raesps erasps reasps aesrps easrps aserps saerps esarps searps arseps raseps asreps sareps rsaeps sraeps ersaps resaps esraps seraps rseaps sreaps
Note: these 'words' (valid or invalid) are all the permutations of the word spaers. These words are obtained by scrambling the letters in spaers.