purdas uprdas prudas rpudas urpdas rupdas pudras updras pduras dpuras udpras dupras prduas rpduas pdruas dpruas rdpuas drpuas urdpas rudpas udrpas durpas rdupas drupas purads uprads pruads rpuads urpads rupads puards upards paurds apurds uaprds auprds prauds rpauds paruds apruds rapuds arpuds urapds ruapds uarpds aurpds raupds arupds pudars updars pduars dpuars udpars dupars puadrs upadrs paudrs apudrs uapdrs aupdrs pdaurs dpaurs padurs apdurs dapurs adpurs udaprs duaprs uadprs audprs dauprs aduprs prdaus rpdaus pdraus dpraus rdpaus drpaus pradus rpadus pardus aprdus rapdus arpdus pdarus dparus padrus apdrus daprus adprus rdapus drapus radpus ardpus darpus adrpus urdaps rudaps udraps duraps rduaps druaps uradps ruadps uardps aurdps raudps arudps udarps duarps uadrps audrps daurps adurps rdaups draups radups ardups darups adrups purdsa uprdsa prudsa rpudsa urpdsa rupdsa pudrsa updrsa pdursa dpursa udprsa duprsa prdusa rpdusa pdrusa dprusa rdpusa drpusa urdpsa rudpsa udrpsa durpsa rdupsa drupsa pursda uprsda prusda rpusda urpsda rupsda pusrda upsrda psurda spurda usprda suprda prsuda rpsuda psruda spruda rspuda srpuda urspda ruspda usrpda surpda rsupda srupda pudsra updsra pdusra dpusra udpsra dupsra pusdra upsdra psudra spudra uspdra supdra pdsura dpsura psdura spdura dspura sdpura udspra duspra usdpra sudpra dsupra sdupra prdsua rpdsua pdrsua dprsua rdpsua drpsua prsdua rpsdua psrdua sprdua rspdua srpdua pdsrua dpsrua psdrua spdrua dsprua sdprua rdspua drspua rsdpua srdpua dsrpua sdrpua urdspa rudspa udrspa durspa rduspa druspa ursdpa rusdpa usrdpa surdpa rsudpa srudpa udsrpa dusrpa usdrpa sudrpa dsurpa sdurpa rdsupa drsupa rsdupa srdupa dsrupa sdrupa purasd uprasd pruasd rpuasd urpasd rupasd puarsd uparsd paursd apursd uaprsd auprsd prausd rpausd parusd aprusd rapusd arpusd urapsd ruapsd uarpsd aurpsd raupsd arupsd pursad uprsad prusad rpusad urpsad rupsad pusrad upsrad psurad spurad usprad suprad prsuad rpsuad psruad spruad rspuad srpuad urspad ruspad usrpad surpad rsupad srupad puasrd upasrd pausrd apusrd uapsrd aupsrd pusard upsard psuard spuard uspard supard pasurd apsurd psaurd spaurd aspurd sapurd uasprd ausprd usaprd suaprd asuprd sauprd prasud rpasud parsud aprsud rapsud arpsud prsaud rpsaud psraud spraud rspaud srpaud pasrud apsrud psarud sparud asprud saprud raspud arspud rsapud srapud asrpud sarpud uraspd ruaspd uarspd aurspd rauspd aruspd ursapd rusapd usrapd surapd rsuapd sruapd uasrpd ausrpd usarpd suarpd asurpd saurpd rasupd arsupd rsaupd sraupd asrupd sarupd pudasr updasr pduasr dpuasr udpasr dupasr puadsr upadsr paudsr apudsr uapdsr aupdsr pdausr dpausr padusr apdusr dapusr adpusr udapsr duapsr uadpsr audpsr daupsr adupsr pudsar updsar pdusar dpusar udpsar dupsar pusdar upsdar psudar spudar uspdar supdar pdsuar dpsuar psduar spduar dspuar sdpuar udspar duspar usdpar sudpar dsupar sdupar puasdr upasdr pausdr apusdr uapsdr aupsdr pusadr upsadr psuadr spuadr uspadr supadr pasudr apsudr psaudr spaudr aspudr sapudr uaspdr auspdr usapdr suapdr asupdr saupdr pdasur dpasur padsur apdsur dapsur adpsur pdsaur dpsaur psdaur spdaur dspaur sdpaur pasdur apsdur psadur spadur aspdur sapdur daspur adspur dsapur sdapur asdpur sadpur udaspr duaspr uadspr audspr dauspr aduspr udsapr dusapr usdapr sudapr dsuapr sduapr uasdpr ausdpr usadpr suadpr asudpr saudpr dasupr adsupr dsaupr sdaupr asdupr sadupr prdasu rpdasu pdrasu dprasu rdpasu drpasu pradsu rpadsu pardsu aprdsu rapdsu arpdsu pdarsu dparsu padrsu apdrsu daprsu adprsu rdapsu drapsu radpsu ardpsu darpsu adrpsu prdsau rpdsau pdrsau dprsau rdpsau drpsau prsdau rpsdau psrdau sprdau rspdau srpdau pdsrau dpsrau psdrau spdrau dsprau sdprau rdspau drspau rsdpau srdpau dsrpau sdrpau prasdu rpasdu parsdu aprsdu rapsdu arpsdu prsadu rpsadu psradu spradu rspadu srpadu pasrdu apsrdu psardu spardu asprdu saprdu raspdu arspdu rsapdu srapdu asrpdu sarpdu pdasru dpasru padsru apdsru dapsru adpsru pdsaru dpsaru psdaru spdaru dsparu sdparu pasdru apsdru psadru spadru aspdru sapdru daspru adspru dsapru sdapru asdpru sadpru rdaspu draspu radspu ardspu darspu adrspu rdsapu drsapu rsdapu srdapu dsrapu sdrapu rasdpu arsdpu rsadpu sradpu asrdpu sardpu dasrpu adsrpu dsarpu sdarpu asdrpu sadrpu urdasp rudasp udrasp durasp rduasp druasp uradsp ruadsp uardsp aurdsp raudsp arudsp udarsp duarsp uadrsp audrsp daursp adursp rdausp drausp radusp ardusp darusp adrusp urdsap rudsap udrsap dursap rdusap drusap ursdap rusdap usrdap surdap rsudap srudap udsrap dusrap usdrap sudrap dsurap sdurap rdsuap drsuap rsduap srduap dsruap sdruap urasdp ruasdp uarsdp aursdp rausdp arusdp ursadp rusadp usradp suradp rsuadp sruadp uasrdp ausrdp usardp suardp asurdp saurdp rasudp arsudp rsaudp sraudp asrudp sarudp udasrp duasrp uadsrp audsrp dausrp adusrp udsarp dusarp usdarp sudarp dsuarp sduarp uasdrp ausdrp usadrp suadrp asudrp saudrp dasurp adsurp dsaurp sdaurp asdurp sadurp rdasup drasup radsup ardsup darsup adrsup rdsaup drsaup rsdaup srdaup dsraup sdraup rasdup arsdup rsadup sradup asrdup sardup dasrup adsrup dsarup sdarup asdrup sadrup
Note: these 'words' (valid or invalid) are all the permutations of the word purdas. These words are obtained by scrambling the letters in purdas.