rarked arrked rraked rraked arrked rarked rakred arkred rkared krared akrred karred rrkaed rrkaed rkraed krraed rkraed krraed arkred rakred akrred karred rkared krared rarekd arrekd rraekd rraekd arrekd rarekd raerkd arerkd rearkd erarkd aerrkd earrkd rreakd rreakd rerakd errakd rerakd errakd arerkd raerkd aerrkd earrkd rearkd erarkd rakerd arkerd rkaerd kraerd akrerd karerd raekrd arekrd reakrd erakrd aerkrd earkrd rkeard kreard rekard erkard kerard ekrard akerrd kaerrd aekrrd eakrrd kearrd ekarrd rrkead rrkead rkread krread rkread krread rrekad rrekad rerkad errkad rerkad errkad rkerad krerad rekrad erkrad kerrad ekrrad rkerad krerad rekrad erkrad kerrad ekrrad arkerd rakerd akrerd karerd rkaerd kraerd arekrd raekrd aerkrd earkrd reakrd erakrd akerrd kaerrd aekrrd eakrrd kearrd ekarrd rkeard kreard rekard erkard kerard ekrard rarkde arrkde rrakde rrakde arrkde rarkde rakrde arkrde rkarde krarde akrrde karrde rrkade rrkade rkrade krrade rkrade krrade arkrde rakrde akrrde karrde rkarde krarde rardke arrdke rradke rradke arrdke rardke radrke ardrke rdarke drarke adrrke darrke rrdake rrdake rdrake drrake rdrake drrake ardrke radrke adrrke darrke rdarke drarke rakdre arkdre rkadre kradre akrdre kardre radkre ardkre rdakre drakre adrkre darkre rkdare krdare rdkare drkare kdrare dkrare akdrre kadrre adkrre dakrre kdarre dkarre rrkdae rrkdae rkrdae krrdae rkrdae krrdae rrdkae rrdkae rdrkae drrkae rdrkae drrkae rkdrae krdrae rdkrae drkrae kdrrae dkrrae rkdrae krdrae rdkrae drkrae kdrrae dkrrae arkdre rakdre akrdre kardre rkadre kradre ardkre radkre adrkre darkre rdakre drakre akdrre kadrre adkrre dakrre kdarre dkarre rkdare krdare rdkare drkare kdrare dkrare raredk arredk rraedk rraedk arredk raredk raerdk arerdk reardk erardk aerrdk earrdk rreadk rreadk reradk erradk reradk erradk arerdk raerdk aerrdk earrdk reardk erardk rardek arrdek rradek rradek arrdek rardek radrek ardrek rdarek drarek adrrek darrek rrdaek rrdaek rdraek drraek rdraek drraek ardrek radrek adrrek darrek rdarek drarek raedrk aredrk readrk eradrk aerdrk eardrk raderk arderk rdaerk draerk adrerk darerk redark erdark rdeark dreark edrark derark aedrrk eadrrk aderrk daerrk edarrk dearrk rredak rredak rerdak errdak rerdak errdak rrdeak rrdeak rdreak drreak rdreak drreak redrak erdrak rderak drerak edrrak derrak redrak erdrak rderak drerak edrrak derrak aredrk raedrk aerdrk eardrk readrk eradrk arderk raderk adrerk darerk rdaerk draerk aedrrk eadrrk aderrk daerrk edarrk dearrk redark erdark rdeark dreark edrark derark rakedr arkedr rkaedr kraedr akredr karedr raekdr arekdr reakdr erakdr aerkdr earkdr rkeadr kreadr rekadr erkadr keradr ekradr akerdr kaerdr aekrdr eakrdr keardr ekardr rakder arkder rkader krader akrder karder radker ardker rdaker draker adrker darker rkdaer krdaer rdkaer drkaer kdraer dkraer akdrer kadrer adkrer dakrer kdarer dkarer raedkr aredkr readkr eradkr aerdkr eardkr radekr ardekr rdaekr draekr adrekr darekr redakr erdakr rdeakr dreakr edrakr derakr aedrkr eadrkr aderkr daerkr edarkr dearkr rkedar kredar rekdar erkdar kerdar ekrdar rkdear krdear rdkear drkear kdrear dkrear redkar erdkar rdekar drekar edrkar derkar kedrar ekdrar kderar dkerar edkrar dekrar akedrr kaedrr aekdrr eakdrr keadrr ekadrr akderr kaderr adkerr dakerr kdaerr dkaerr aedkrr eadkrr adekrr daekrr edakrr deakrr kedarr ekdarr kdearr dkearr edkarr dekarr rrkeda rrkeda rkreda krreda rkreda krreda rrekda rrekda rerkda errkda rerkda errkda rkerda krerda rekrda erkrda kerrda ekrrda rkerda krerda rekrda erkrda kerrda ekrrda rrkdea rrkdea rkrdea krrdea rkrdea krrdea rrdkea rrdkea rdrkea drrkea rdrkea drrkea rkdrea krdrea rdkrea drkrea kdrrea dkrrea rkdrea krdrea rdkrea drkrea kdrrea dkrrea rredka rredka rerdka errdka rerdka errdka rrdeka rrdeka rdreka drreka rdreka drreka redrka erdrka rderka drerka edrrka derrka redrka erdrka rderka drerka edrrka derrka rkedra kredra rekdra erkdra kerdra ekrdra rkdera krdera rdkera drkera kdrera dkrera redkra erdkra rdekra drekra edrkra derkra kedrra ekdrra kderra dkerra edkrra dekrra rkedra kredra rekdra erkdra kerdra ekrdra rkdera krdera rdkera drkera kdrera dkrera redkra erdkra rdekra drekra edrkra derkra kedrra ekdrra kderra dkerra edkrra dekrra arkedr rakedr akredr karedr rkaedr kraedr arekdr raekdr aerkdr earkdr reakdr erakdr akerdr kaerdr aekrdr eakrdr keardr ekardr rkeadr kreadr rekadr erkadr keradr ekradr arkder rakder akrder karder rkader krader ardker radker adrker darker rdaker draker akdrer kadrer adkrer dakrer kdarer dkarer rkdaer krdaer rdkaer drkaer kdraer dkraer aredkr raedkr aerdkr eardkr readkr eradkr ardekr radekr adrekr darekr rdaekr draekr aedrkr eadrkr aderkr daerkr edarkr dearkr redakr erdakr rdeakr dreakr edrakr derakr akedrr kaedrr aekdrr eakdrr keadrr ekadrr akderr kaderr adkerr dakerr kdaerr dkaerr aedkrr eadkrr adekrr daekrr edakrr deakrr kedarr ekdarr kdearr dkearr edkarr dekarr rkedar kredar rekdar erkdar kerdar ekrdar rkdear krdear rdkear drkear kdrear dkrear redkar erdkar rdekar drekar edrkar derkar kedrar ekdrar kderar dkerar edkrar dekrar
Note: these 'words' (valid or invalid) are all the permutations of the word rarked. These words are obtained by scrambling the letters in rarked.