harked ahrked hraked rhaked arhked rahked hakred ahkred hkared khared akhred kahred hrkaed rhkaed hkraed khraed rkhaed krhaed arkhed rakhed akrhed karhed rkahed krahed harekd ahrekd hraekd rhaekd arhekd rahekd haerkd aherkd hearkd eharkd aehrkd eahrkd hreakd rheakd herakd ehrakd rehakd erhakd arehkd raehkd aerhkd earhkd reahkd erahkd hakerd ahkerd hkaerd khaerd akherd kaherd haekrd ahekrd heakrd ehakrd aehkrd eahkrd hkeard kheard hekard ehkard kehard ekhard akehrd kaehrd aekhrd eakhrd keahrd ekahrd hrkead rhkead hkread khread rkhead krhead hrekad rhekad herkad ehrkad rehkad erhkad hkerad kherad hekrad ehkrad kehrad ekhrad rkehad krehad rekhad erkhad kerhad ekrhad arkehd rakehd akrehd karehd rkaehd kraehd arekhd raekhd aerkhd earkhd reakhd erakhd akerhd kaerhd aekrhd eakrhd kearhd ekarhd rkeahd kreahd rekahd erkahd kerahd ekrahd harkde ahrkde hrakde rhakde arhkde rahkde hakrde ahkrde hkarde kharde akhrde kahrde hrkade rhkade hkrade khrade rkhade krhade arkhde rakhde akrhde karhde rkahde krahde hardke ahrdke hradke rhadke arhdke rahdke hadrke ahdrke hdarke dharke adhrke dahrke hrdake rhdake hdrake dhrake rdhake drhake ardhke radhke adrhke darhke rdahke drahke hakdre ahkdre hkadre khadre akhdre kahdre hadkre ahdkre hdakre dhakre adhkre dahkre hkdare khdare hdkare dhkare kdhare dkhare akdhre kadhre adkhre dakhre kdahre dkahre hrkdae rhkdae hkrdae khrdae rkhdae krhdae hrdkae rhdkae hdrkae dhrkae rdhkae drhkae hkdrae khdrae hdkrae dhkrae kdhrae dkhrae rkdhae krdhae rdkhae drkhae kdrhae dkrhae arkdhe rakdhe akrdhe kardhe rkadhe kradhe ardkhe radkhe adrkhe darkhe rdakhe drakhe akdrhe kadrhe adkrhe dakrhe kdarhe dkarhe rkdahe krdahe rdkahe drkahe kdrahe dkrahe haredk ahredk hraedk rhaedk arhedk rahedk haerdk aherdk heardk ehardk aehrdk eahrdk hreadk rheadk heradk ehradk rehadk erhadk arehdk raehdk aerhdk earhdk reahdk erahdk hardek ahrdek hradek rhadek arhdek rahdek hadrek ahdrek hdarek dharek adhrek dahrek hrdaek rhdaek hdraek dhraek rdhaek drhaek ardhek radhek adrhek darhek rdahek drahek haedrk ahedrk headrk ehadrk aehdrk eahdrk haderk ahderk hdaerk dhaerk adherk daherk hedark ehdark hdeark dheark edhark dehark aedhrk eadhrk adehrk daehrk edahrk deahrk hredak rhedak herdak ehrdak rehdak erhdak hrdeak rhdeak hdreak dhreak rdheak drheak hedrak ehdrak hderak dherak edhrak dehrak redhak erdhak rdehak drehak edrhak derhak aredhk raedhk aerdhk eardhk readhk eradhk ardehk radehk adrehk darehk rdaehk draehk aedrhk eadrhk aderhk daerhk edarhk dearhk redahk erdahk rdeahk dreahk edrahk derahk hakedr ahkedr hkaedr khaedr akhedr kahedr haekdr ahekdr heakdr ehakdr aehkdr eahkdr hkeadr kheadr hekadr ehkadr kehadr ekhadr akehdr kaehdr aekhdr eakhdr keahdr ekahdr hakder ahkder hkader khader akhder kahder hadker ahdker hdaker dhaker adhker dahker hkdaer khdaer hdkaer dhkaer kdhaer dkhaer akdher kadher adkher dakher kdaher dkaher haedkr ahedkr headkr ehadkr aehdkr eahdkr hadekr ahdekr hdaekr dhaekr adhekr dahekr hedakr ehdakr hdeakr dheakr edhakr dehakr aedhkr eadhkr adehkr daehkr edahkr deahkr hkedar khedar hekdar ehkdar kehdar ekhdar hkdear khdear hdkear dhkear kdhear dkhear hedkar ehdkar hdekar dhekar edhkar dehkar kedhar ekdhar kdehar dkehar edkhar dekhar akedhr kaedhr aekdhr eakdhr keadhr ekadhr akdehr kadehr adkehr dakehr kdaehr dkaehr aedkhr eadkhr adekhr daekhr edakhr deakhr kedahr ekdahr kdeahr dkeahr edkahr dekahr hrkeda rhkeda hkreda khreda rkheda krheda hrekda rhekda herkda ehrkda rehkda erhkda hkerda kherda hekrda ehkrda kehrda ekhrda rkehda krehda rekhda erkhda kerhda ekrhda hrkdea rhkdea hkrdea khrdea rkhdea krhdea hrdkea rhdkea hdrkea dhrkea rdhkea drhkea hkdrea khdrea hdkrea dhkrea kdhrea dkhrea rkdhea krdhea rdkhea drkhea kdrhea dkrhea hredka rhedka herdka ehrdka rehdka erhdka hrdeka rhdeka hdreka dhreka rdheka drheka hedrka ehdrka hderka dherka edhrka dehrka redhka erdhka rdehka drehka edrhka derhka hkedra khedra hekdra ehkdra kehdra ekhdra hkdera khdera hdkera dhkera kdhera dkhera hedkra ehdkra hdekra dhekra edhkra dehkra kedhra ekdhra kdehra dkehra edkhra dekhra rkedha kredha rekdha erkdha kerdha ekrdha rkdeha krdeha rdkeha drkeha kdreha dkreha redkha erdkha rdekha drekha edrkha derkha kedrha ekdrha kderha dkerha edkrha dekrha arkedh rakedh akredh karedh rkaedh kraedh arekdh raekdh aerkdh earkdh reakdh erakdh akerdh kaerdh aekrdh eakrdh keardh ekardh rkeadh kreadh rekadh erkadh keradh ekradh arkdeh rakdeh akrdeh kardeh rkadeh kradeh ardkeh radkeh adrkeh darkeh rdakeh drakeh akdreh kadreh adkreh dakreh kdareh dkareh rkdaeh krdaeh rdkaeh drkaeh kdraeh dkraeh aredkh raedkh aerdkh eardkh readkh eradkh ardekh radekh adrekh darekh rdaekh draekh aedrkh eadrkh aderkh daerkh edarkh dearkh redakh erdakh rdeakh dreakh edrakh derakh akedrh kaedrh aekdrh eakdrh keadrh ekadrh akderh kaderh adkerh dakerh kdaerh dkaerh aedkrh eadkrh adekrh daekrh edakrh deakrh kedarh ekdarh kdearh dkearh edkarh dekarh rkedah kredah rekdah erkdah kerdah ekrdah rkdeah krdeah rdkeah drkeah kdreah dkreah redkah erdkah rdekah drekah edrkah derkah kedrah ekdrah kderah dkerah edkrah dekrah
Note: these 'words' (valid or invalid) are all the permutations of the word harked. These words are obtained by scrambling the letters in harked.