gapper agpper gpaper pgaper apgper pagper gapper agpper gpaper pgaper apgper pagper gppaer pgpaer gppaer pgpaer ppgaer ppgaer appger papger appger papger ppager ppager gapepr agpepr gpaepr pgaepr apgepr pagepr gaeppr ageppr geappr egappr aegppr eagppr gpeapr pgeapr gepapr egpapr pegapr epgapr apegpr paegpr aepgpr eapgpr peagpr epagpr gapepr agpepr gpaepr pgaepr apgepr pagepr gaeppr ageppr geappr egappr aegppr eagppr gpeapr pgeapr gepapr egpapr pegapr epgapr apegpr paegpr aepgpr eapgpr peagpr epagpr gppear pgpear gppear pgpear ppgear ppgear gpepar pgepar geppar egppar pegpar epgpar gpepar pgepar geppar egppar pegpar epgpar ppegar ppegar pepgar eppgar pepgar eppgar appegr papegr appegr papegr ppaegr ppaegr apepgr paepgr aeppgr eappgr peapgr epapgr apepgr paepgr aeppgr eappgr peapgr epapgr ppeagr ppeagr pepagr eppagr pepagr eppagr gappre agppre gpapre pgapre apgpre pagpre gappre agppre gpapre pgapre apgpre pagpre gppare pgpare gppare pgpare ppgare ppgare appgre papgre appgre papgre ppagre ppagre gaprpe agprpe gparpe pgarpe apgrpe pagrpe garppe agrppe grappe rgappe argppe ragppe gprape pgrape grpape rgpape prgape rpgape aprgpe pargpe arpgpe rapgpe pragpe rpagpe gaprpe agprpe gparpe pgarpe apgrpe pagrpe garppe agrppe grappe rgappe argppe ragppe gprape pgrape grpape rgpape prgape rpgape aprgpe pargpe arpgpe rapgpe pragpe rpagpe gpprae pgprae gpprae pgprae ppgrae ppgrae gprpae pgrpae grppae rgppae prgpae rpgpae gprpae pgrpae grppae rgppae prgpae rpgpae pprgae pprgae prpgae rppgae prpgae rppgae apprge paprge apprge paprge pparge pparge aprpge parpge arppge rappge prapge rpapge aprpge parpge arppge rappge prapge rpapge pprage pprage prpage rppage prpage rppage gaperp agperp gpaerp pgaerp apgerp pagerp gaeprp ageprp geaprp egaprp aegprp eagprp gpearp pgearp geparp egparp pegarp epgarp apegrp paegrp aepgrp eapgrp peagrp epagrp gaprep agprep gparep pgarep apgrep pagrep garpep agrpep grapep rgapep argpep ragpep gpraep pgraep grpaep rgpaep prgaep rpgaep aprgep pargep arpgep rapgep pragep rpagep gaerpp agerpp gearpp egarpp aegrpp eagrpp garepp agrepp graepp rgaepp argepp ragepp gerapp egrapp greapp rgeapp ergapp regapp aergpp eargpp aregpp raegpp eragpp reagpp gperap pgerap geprap egprap pegrap epgrap gpreap pgreap grpeap rgpeap prgeap rpgeap gerpap egrpap grepap rgepap ergpap regpap pergap eprgap pregap rpegap erpgap repgap apergp paergp aeprgp eaprgp peargp epargp apregp paregp arpegp rapegp praegp rpaegp aerpgp earpgp arepgp raepgp erapgp reapgp peragp epragp preagp rpeagp erpagp repagp gaperp agperp gpaerp pgaerp apgerp pagerp gaeprp ageprp geaprp egaprp aegprp eagprp gpearp pgearp geparp egparp pegarp epgarp apegrp paegrp aepgrp eapgrp peagrp epagrp gaprep agprep gparep pgarep apgrep pagrep garpep agrpep grapep rgapep argpep ragpep gpraep pgraep grpaep rgpaep prgaep rpgaep aprgep pargep arpgep rapgep pragep rpagep gaerpp agerpp gearpp egarpp aegrpp eagrpp garepp agrepp graepp rgaepp argepp ragepp gerapp egrapp greapp rgeapp ergapp regapp aergpp eargpp aregpp raegpp eragpp reagpp gperap pgerap geprap egprap pegrap epgrap gpreap pgreap grpeap rgpeap prgeap rpgeap gerpap egrpap grepap rgepap ergpap regpap pergap eprgap pregap rpegap erpgap repgap apergp paergp aeprgp eaprgp peargp epargp apregp paregp arpegp rapegp praegp rpaegp aerpgp earpgp arepgp raepgp erapgp reapgp peragp epragp preagp rpeagp erpagp repagp gppera pgpera gppera pgpera ppgera ppgera gpepra pgepra geppra egppra pegpra epgpra gpepra pgepra geppra egppra pegpra epgpra ppegra ppegra pepgra eppgra pepgra eppgra gpprea pgprea gpprea pgprea ppgrea ppgrea gprpea pgrpea grppea rgppea prgpea rpgpea gprpea pgrpea grppea rgppea prgpea rpgpea pprgea pprgea prpgea rppgea prpgea rppgea gperpa pgerpa geprpa egprpa pegrpa epgrpa gprepa pgrepa grpepa rgpepa prgepa rpgepa gerppa egrppa greppa rgeppa ergppa regppa pergpa eprgpa pregpa rpegpa erpgpa repgpa gperpa pgerpa geprpa egprpa pegrpa epgrpa gprepa pgrepa grpepa rgpepa prgepa rpgepa gerppa egrppa greppa rgeppa ergppa regppa pergpa eprgpa pregpa rpegpa erpgpa repgpa pperga pperga peprga epprga peprga epprga pprega pprega prpega rppega prpega rppega perpga eprpga prepga rpepga erppga reppga perpga eprpga prepga rpepga erppga reppga apperg paperg apperg paperg ppaerg ppaerg apeprg paeprg aepprg eapprg peaprg epaprg apeprg paeprg aepprg eapprg peaprg epaprg ppearg ppearg peparg epparg peparg epparg appreg papreg appreg papreg ppareg ppareg aprpeg parpeg arppeg rappeg prapeg rpapeg aprpeg parpeg arppeg rappeg prapeg rpapeg ppraeg ppraeg prpaeg rppaeg prpaeg rppaeg aperpg paerpg aeprpg eaprpg pearpg eparpg aprepg parepg arpepg rapepg praepg rpaepg aerppg earppg areppg raeppg erappg reappg perapg eprapg preapg rpeapg erpapg repapg aperpg paerpg aeprpg eaprpg pearpg eparpg aprepg parepg arpepg rapepg praepg rpaepg aerppg earppg areppg raeppg erappg reappg perapg eprapg preapg rpeapg erpapg repapg pperag pperag peprag epprag peprag epprag ppreag ppreag prpeag rppeag prpeag rppeag perpag eprpag prepag rpepag erppag reppag perpag eprpag prepag rpepag erppag reppag
Note: these 'words' (valid or invalid) are all the permutations of the word gapper. These words are obtained by scrambling the letters in gapper.