drupel rdupel durpel udrpel rudpel urdpel drpuel rdpuel dpruel pdruel rpduel prduel duprel udprel dpurel pdurel updrel pudrel rupdel urpdel rpudel prudel uprdel purdel druepl rduepl durepl udrepl rudepl urdepl dreupl rdeupl derupl edrupl redupl erdupl duerpl uderpl deurpl edurpl uedrpl eudrpl ruedpl uredpl reudpl erudpl uerdpl eurdpl drpeul rdpeul dpreul pdreul rpdeul prdeul drepul rdepul derpul edrpul redpul erdpul dperul pderul deprul edprul pedrul epdrul rpedul predul repdul erpdul perdul eprdul duperl udperl dpuerl pduerl upderl puderl dueprl udeprl deuprl eduprl uedprl eudprl dpeurl pdeurl depurl edpurl pedurl epdurl upedrl puedrl uepdrl eupdrl peudrl epudrl rupedl urpedl rpuedl pruedl upredl puredl ruepdl urepdl reupdl erupdl uerpdl eurpdl rpeudl preudl repudl erpudl perudl eprudl uperdl puerdl ueprdl euprdl peurdl epurdl druple rduple durple udrple rudple urdple drpule rdpule dprule pdrule rpdule prdule duprle udprle dpurle pdurle updrle pudrle rupdle urpdle rpudle prudle uprdle purdle drulpe rdulpe durlpe udrlpe rudlpe urdlpe drlupe rdlupe dlrupe ldrupe rldupe lrdupe dulrpe udlrpe dlurpe ldurpe uldrpe ludrpe ruldpe urldpe rludpe lrudpe ulrdpe lurdpe drplue rdplue dprlue pdrlue rpdlue prdlue drlpue rdlpue dlrpue ldrpue rldpue lrdpue dplrue pdlrue dlprue ldprue pldrue lpdrue rpldue prldue rlpdue lrpdue plrdue lprdue duplre udplre dpulre pdulre updlre pudlre dulpre udlpre dlupre ldupre uldpre ludpre dplure pdlure dlpure ldpure pldure lpdure upldre puldre ulpdre lupdre pludre lpudre ruplde urplde rpulde prulde uprlde purlde rulpde urlpde rlupde lrupde ulrpde lurpde rplude prlude rlpude lrpude plrude lprude uplrde pulrde ulprde luprde plurde lpurde druelp rduelp durelp udrelp rudelp urdelp dreulp rdeulp derulp edrulp redulp erdulp duerlp uderlp deurlp edurlp uedrlp eudrlp ruedlp uredlp reudlp erudlp uerdlp eurdlp drulep rdulep durlep udrlep rudlep urdlep drluep rdluep dlruep ldruep rlduep lrduep dulrep udlrep dlurep ldurep uldrep ludrep ruldep urldep rludep lrudep ulrdep lurdep drelup rdelup derlup edrlup redlup erdlup drleup rdleup dlreup ldreup rldeup lrdeup delrup edlrup dlerup lderup eldrup ledrup reldup erldup rledup lredup elrdup lerdup duelrp udelrp deulrp edulrp uedlrp eudlrp dulerp udlerp dluerp lduerp ulderp luderp delurp edlurp dleurp ldeurp eldurp ledurp ueldrp euldrp uledrp luedrp eludrp leudrp rueldp ureldp reuldp eruldp uerldp eurldp ruledp urledp rluedp lruedp ulredp luredp reludp erludp rleudp lreudp elrudp lerudp uelrdp eulrdp ulerdp luerdp elurdp leurdp drpelu rdpelu dprelu pdrelu rpdelu prdelu dreplu rdeplu derplu edrplu redplu erdplu dperlu pderlu deprlu edprlu pedrlu epdrlu rpedlu predlu repdlu erpdlu perdlu eprdlu drpleu rdpleu dprleu pdrleu rpdleu prdleu drlpeu rdlpeu dlrpeu ldrpeu rldpeu lrdpeu dplreu pdlreu dlpreu ldpreu pldreu lpdreu rpldeu prldeu rlpdeu lrpdeu plrdeu lprdeu drelpu rdelpu derlpu edrlpu redlpu erdlpu drlepu rdlepu dlrepu ldrepu rldepu lrdepu delrpu edlrpu dlerpu lderpu eldrpu ledrpu reldpu erldpu rledpu lredpu elrdpu lerdpu dpelru pdelru deplru edplru pedlru epdlru dpleru pdleru dlperu ldperu plderu lpderu delpru edlpru dlepru ldepru eldpru ledpru peldru epldru pledru lpedru elpdru lepdru rpeldu preldu repldu erpldu perldu eprldu rpledu prledu rlpedu lrpedu plredu lpredu relpdu erlpdu rlepdu lrepdu elrpdu lerpdu pelrdu eplrdu plerdu lperdu elprdu leprdu dupelr udpelr dpuelr pduelr updelr pudelr dueplr udeplr deuplr eduplr uedplr eudplr dpeulr pdeulr depulr edpulr pedulr epdulr upedlr puedlr uepdlr eupdlr peudlr epudlr dupler udpler dpuler pduler updler pudler dulper udlper dluper lduper uldper ludper dpluer pdluer dlpuer ldpuer plduer lpduer uplder pulder ulpder lupder pluder lpuder duelpr udelpr deulpr edulpr uedlpr eudlpr dulepr udlepr dluepr lduepr uldepr ludepr delupr edlupr dleupr ldeupr eldupr ledupr ueldpr euldpr uledpr luedpr eludpr leudpr dpelur pdelur deplur edplur pedlur epdlur dpleur pdleur dlpeur ldpeur pldeur lpdeur delpur edlpur dlepur ldepur eldpur ledpur peldur epldur pledur lpedur elpdur lepdur upeldr pueldr uepldr eupldr peuldr epuldr upledr puledr ulpedr lupedr pluedr lpuedr uelpdr eulpdr ulepdr luepdr elupdr leupdr peludr epludr pleudr lpeudr elpudr lepudr rupeld urpeld rpueld prueld upreld pureld ruepld urepld reupld erupld uerpld eurpld rpeuld preuld repuld erpuld peruld epruld uperld puerld ueprld euprld peurld epurld rupled urpled rpuled pruled uprled purled rulped urlped rluped lruped ulrped lurped rplued prlued rlpued lrpued plrued lprued uplred pulred ulpred lupred plured lpured ruelpd urelpd reulpd erulpd uerlpd eurlpd rulepd urlepd rluepd lruepd ulrepd lurepd relupd erlupd rleupd lreupd elrupd lerupd uelrpd eulrpd ulerpd luerpd elurpd leurpd rpelud prelud replud erplud perlud eprlud rpleud prleud rlpeud lrpeud plreud lpreud relpud erlpud rlepud lrepud elrpud lerpud pelrud eplrud plerud lperud elprud leprud upelrd puelrd ueplrd euplrd peulrd epulrd uplerd pulerd ulperd luperd pluerd lpuerd uelprd eulprd uleprd lueprd eluprd leuprd pelurd eplurd pleurd lpeurd elpurd lepurd
Note: these 'words' (valid or invalid) are all the permutations of the word drupel. These words are obtained by scrambling the letters in drupel.