purdah uprdah prudah rpudah urpdah rupdah pudrah updrah pdurah dpurah udprah duprah prduah rpduah pdruah dpruah rdpuah drpuah urdpah rudpah udrpah durpah rdupah drupah puradh upradh pruadh rpuadh urpadh rupadh puardh upardh paurdh apurdh uaprdh auprdh praudh rpaudh parudh aprudh rapudh arpudh urapdh ruapdh uarpdh aurpdh raupdh arupdh pudarh updarh pduarh dpuarh udparh duparh puadrh upadrh paudrh apudrh uapdrh aupdrh pdaurh dpaurh padurh apdurh dapurh adpurh udaprh duaprh uadprh audprh dauprh aduprh prdauh rpdauh pdrauh dprauh rdpauh drpauh praduh rpaduh parduh aprduh rapduh arpduh pdaruh dparuh padruh apdruh dapruh adpruh rdapuh drapuh radpuh ardpuh darpuh adrpuh urdaph rudaph udraph duraph rduaph druaph uradph ruadph uardph aurdph raudph arudph udarph duarph uadrph audrph daurph adurph rdauph drauph raduph arduph daruph adruph purdha uprdha prudha rpudha urpdha rupdha pudrha updrha pdurha dpurha udprha duprha prduha rpduha pdruha dpruha rdpuha drpuha urdpha rudpha udrpha durpha rdupha drupha purhda uprhda pruhda rpuhda urphda ruphda puhrda uphrda phurda hpurda uhprda huprda prhuda rphuda phruda hpruda rhpuda hrpuda urhpda ruhpda uhrpda hurpda rhupda hrupda pudhra updhra pduhra dpuhra udphra duphra puhdra uphdra phudra hpudra uhpdra hupdra pdhura dphura phdura hpdura dhpura hdpura udhpra duhpra uhdpra hudpra dhupra hdupra prdhua rpdhua pdrhua dprhua rdphua drphua prhdua rphdua phrdua hprdua rhpdua hrpdua pdhrua dphrua phdrua hpdrua dhprua hdprua rdhpua drhpua rhdpua hrdpua dhrpua hdrpua urdhpa rudhpa udrhpa durhpa rduhpa druhpa urhdpa ruhdpa uhrdpa hurdpa rhudpa hrudpa udhrpa duhrpa uhdrpa hudrpa dhurpa hdurpa rdhupa drhupa rhdupa hrdupa dhrupa hdrupa purahd uprahd pruahd rpuahd urpahd rupahd puarhd uparhd paurhd apurhd uaprhd auprhd prauhd rpauhd paruhd apruhd rapuhd arpuhd uraphd ruaphd uarphd aurphd rauphd aruphd purhad uprhad pruhad rpuhad urphad ruphad puhrad uphrad phurad hpurad uhprad huprad prhuad rphuad phruad hpruad rhpuad hrpuad urhpad ruhpad uhrpad hurpad rhupad hrupad puahrd upahrd pauhrd apuhrd uaphrd auphrd puhard uphard phuard hpuard uhpard hupard pahurd aphurd phaurd hpaurd ahpurd hapurd uahprd auhprd uhaprd huaprd ahuprd hauprd prahud rpahud parhud aprhud raphud arphud prhaud rphaud phraud hpraud rhpaud hrpaud pahrud aphrud pharud hparud ahprud haprud rahpud arhpud rhapud hrapud ahrpud harpud urahpd ruahpd uarhpd aurhpd rauhpd aruhpd urhapd ruhapd uhrapd hurapd rhuapd hruapd uahrpd auhrpd uharpd huarpd ahurpd haurpd rahupd arhupd rhaupd hraupd ahrupd harupd pudahr updahr pduahr dpuahr udpahr dupahr puadhr upadhr paudhr apudhr uapdhr aupdhr pdauhr dpauhr paduhr apduhr dapuhr adpuhr udaphr duaphr uadphr audphr dauphr aduphr pudhar updhar pduhar dpuhar udphar duphar puhdar uphdar phudar hpudar uhpdar hupdar pdhuar dphuar phduar hpduar dhpuar hdpuar udhpar duhpar uhdpar hudpar dhupar hdupar puahdr upahdr pauhdr apuhdr uaphdr auphdr puhadr uphadr phuadr hpuadr uhpadr hupadr pahudr aphudr phaudr hpaudr ahpudr hapudr uahpdr auhpdr uhapdr huapdr ahupdr haupdr pdahur dpahur padhur apdhur daphur adphur pdhaur dphaur phdaur hpdaur dhpaur hdpaur pahdur aphdur phadur hpadur ahpdur hapdur dahpur adhpur dhapur hdapur ahdpur hadpur udahpr duahpr uadhpr audhpr dauhpr aduhpr udhapr duhapr uhdapr hudapr dhuapr hduapr uahdpr auhdpr uhadpr huadpr ahudpr haudpr dahupr adhupr dhaupr hdaupr ahdupr hadupr prdahu rpdahu pdrahu dprahu rdpahu drpahu pradhu rpadhu pardhu aprdhu rapdhu arpdhu pdarhu dparhu padrhu apdrhu daprhu adprhu rdaphu draphu radphu ardphu darphu adrphu prdhau rpdhau pdrhau dprhau rdphau drphau prhdau rphdau phrdau hprdau rhpdau hrpdau pdhrau dphrau phdrau hpdrau dhprau hdprau rdhpau drhpau rhdpau hrdpau dhrpau hdrpau prahdu rpahdu parhdu aprhdu raphdu arphdu prhadu rphadu phradu hpradu rhpadu hrpadu pahrdu aphrdu phardu hpardu ahprdu haprdu rahpdu arhpdu rhapdu hrapdu ahrpdu harpdu pdahru dpahru padhru apdhru daphru adphru pdharu dpharu phdaru hpdaru dhparu hdparu pahdru aphdru phadru hpadru ahpdru hapdru dahpru adhpru dhapru hdapru ahdpru hadpru rdahpu drahpu radhpu ardhpu darhpu adrhpu rdhapu drhapu rhdapu hrdapu dhrapu hdrapu rahdpu arhdpu rhadpu hradpu ahrdpu hardpu dahrpu adhrpu dharpu hdarpu ahdrpu hadrpu urdahp rudahp udrahp durahp rduahp druahp uradhp ruadhp uardhp aurdhp raudhp arudhp udarhp duarhp uadrhp audrhp daurhp adurhp rdauhp drauhp raduhp arduhp daruhp adruhp urdhap rudhap udrhap durhap rduhap druhap urhdap ruhdap uhrdap hurdap rhudap hrudap udhrap duhrap uhdrap hudrap dhurap hdurap rdhuap drhuap rhduap hrduap dhruap hdruap urahdp ruahdp uarhdp aurhdp rauhdp aruhdp urhadp ruhadp uhradp huradp rhuadp hruadp uahrdp auhrdp uhardp huardp ahurdp haurdp rahudp arhudp rhaudp hraudp ahrudp harudp udahrp duahrp uadhrp audhrp dauhrp aduhrp udharp duharp uhdarp hudarp dhuarp hduarp uahdrp auhdrp uhadrp huadrp ahudrp haudrp dahurp adhurp dhaurp hdaurp ahdurp hadurp rdahup drahup radhup ardhup darhup adrhup rdhaup drhaup rhdaup hrdaup dhraup hdraup rahdup arhdup rhadup hradup ahrdup hardup dahrup adhrup dharup hdarup ahdrup hadrup
Note: these 'words' (valid or invalid) are all the permutations of the word purdah. These words are obtained by scrambling the letters in purdah.