shrunk hsrunk srhunk rshunk hrsunk rhsunk shurnk hsurnk suhrnk ushrnk husrnk uhsrnk sruhnk rsuhnk surhnk usrhnk rushnk urshnk hrusnk rhusnk hursnk uhrsnk ruhsnk urhsnk shrnuk hsrnuk srhnuk rshnuk hrsnuk rhsnuk shnruk hsnruk snhruk nshruk hnsruk nhsruk srnhuk rsnhuk snrhuk nsrhuk rnshuk nrshuk hrnsuk rhnsuk hnrsuk nhrsuk rnhsuk nrhsuk shunrk hsunrk suhnrk ushnrk husnrk uhsnrk shnurk hsnurk snhurk nshurk hnsurk nhsurk sunhrk usnhrk snuhrk nsuhrk unshrk nushrk hunsrk uhnsrk hnusrk nhusrk unhsrk nuhsrk srunhk rsunhk surnhk usrnhk rusnhk ursnhk srnuhk rsnuhk snruhk nsruhk rnsuhk nrsuhk sunrhk usnrhk snurhk nsurhk unsrhk nusrhk runshk urnshk rnushk nrushk unrshk nurshk hrunsk rhunsk hurnsk uhrnsk ruhnsk urhnsk hrnusk rhnusk hnrusk nhrusk rnhusk nrhusk hunrsk uhnrsk hnursk nhursk unhrsk nuhrsk runhsk urnhsk rnuhsk nruhsk unrhsk nurhsk shrukn hsrukn srhukn rshukn hrsukn rhsukn shurkn hsurkn suhrkn ushrkn husrkn uhsrkn sruhkn rsuhkn surhkn usrhkn rushkn urshkn hruskn rhuskn hurskn uhrskn ruhskn urhskn shrkun hsrkun srhkun rshkun hrskun rhskun shkrun hskrun skhrun kshrun hksrun khsrun srkhun rskhun skrhun ksrhun rkshun krshun hrksun rhksun hkrsun khrsun rkhsun krhsun shukrn hsukrn suhkrn ushkrn huskrn uhskrn shkurn hskurn skhurn kshurn hksurn khsurn sukhrn uskhrn skuhrn ksuhrn ukshrn kushrn huksrn uhksrn hkusrn khusrn ukhsrn kuhsrn srukhn rsukhn surkhn usrkhn ruskhn urskhn srkuhn rskuhn skruhn ksruhn rksuhn krsuhn sukrhn uskrhn skurhn ksurhn uksrhn kusrhn rukshn urkshn rkushn krushn ukrshn kurshn hruksn rhuksn hurksn uhrksn ruhksn urhksn hrkusn rhkusn hkrusn khrusn rkhusn krhusn hukrsn uhkrsn hkursn khursn ukhrsn kuhrsn rukhsn urkhsn rkuhsn kruhsn ukrhsn kurhsn shrnku hsrnku srhnku rshnku hrsnku rhsnku shnrku hsnrku snhrku nshrku hnsrku nhsrku srnhku rsnhku snrhku nsrhku rnshku nrshku hrnsku rhnsku hnrsku nhrsku rnhsku nrhsku shrknu hsrknu srhknu rshknu hrsknu rhsknu shkrnu hskrnu skhrnu kshrnu hksrnu khsrnu srkhnu rskhnu skrhnu ksrhnu rkshnu krshnu hrksnu rhksnu hkrsnu khrsnu rkhsnu krhsnu shnkru hsnkru snhkru nshkru hnskru nhskru shknru hsknru skhnru kshnru hksnru khsnru snkhru nskhru sknhru ksnhru nkshru knshru hnksru nhksru hknsru khnsru nkhsru knhsru srnkhu rsnkhu snrkhu nsrkhu rnskhu nrskhu srknhu rsknhu skrnhu ksrnhu rksnhu krsnhu snkrhu nskrhu sknrhu ksnrhu nksrhu knsrhu rnkshu nrkshu rknshu krnshu nkrshu knrshu hrnksu rhnksu hnrksu nhrksu rnhksu nrhksu hrknsu rhknsu hkrnsu khrnsu rkhnsu krhnsu hnkrsu nhkrsu hknrsu khnrsu nkhrsu knhrsu rnkhsu nrkhsu rknhsu krnhsu nkrhsu knrhsu shunkr hsunkr suhnkr ushnkr husnkr uhsnkr shnukr hsnukr snhukr nshukr hnsukr nhsukr sunhkr usnhkr snuhkr nsuhkr unshkr nushkr hunskr uhnskr hnuskr nhuskr unhskr nuhskr shuknr hsuknr suhknr ushknr husknr uhsknr shkunr hskunr skhunr kshunr hksunr khsunr sukhnr uskhnr skuhnr ksuhnr ukshnr kushnr huksnr uhksnr hkusnr khusnr ukhsnr kuhsnr shnkur hsnkur snhkur nshkur hnskur nhskur shknur hsknur skhnur kshnur hksnur khsnur snkhur nskhur sknhur ksnhur nkshur knshur hnksur nhksur hknsur khnsur nkhsur knhsur sunkhr usnkhr snukhr nsukhr unskhr nuskhr suknhr usknhr skunhr ksunhr uksnhr kusnhr snkuhr nskuhr sknuhr ksnuhr nksuhr knsuhr unkshr nukshr uknshr kunshr nkushr knushr hunksr uhnksr hnuksr nhuksr unhksr nuhksr huknsr uhknsr hkunsr khunsr ukhnsr kuhnsr hnkusr nhkusr hknusr khnusr nkhusr knhusr unkhsr nukhsr uknhsr kunhsr nkuhsr knuhsr srunkh rsunkh surnkh usrnkh rusnkh ursnkh srnukh rsnukh snrukh nsrukh rnsukh nrsukh sunrkh usnrkh snurkh nsurkh unsrkh nusrkh runskh urnskh rnuskh nruskh unrskh nurskh sruknh rsuknh surknh usrknh rusknh ursknh srkunh rskunh skrunh ksrunh rksunh krsunh sukrnh uskrnh skurnh ksurnh uksrnh kusrnh ruksnh urksnh rkusnh krusnh ukrsnh kursnh srnkuh rsnkuh snrkuh nsrkuh rnskuh nrskuh srknuh rsknuh skrnuh ksrnuh rksnuh krsnuh snkruh nskruh sknruh ksnruh nksruh knsruh rnksuh nrksuh rknsuh krnsuh nkrsuh knrsuh sunkrh usnkrh snukrh nsukrh unskrh nuskrh suknrh usknrh skunrh ksunrh uksnrh kusnrh snkurh nskurh sknurh ksnurh nksurh knsurh unksrh nuksrh uknsrh kunsrh nkusrh knusrh runksh urnksh rnuksh nruksh unrksh nurksh ruknsh urknsh rkunsh krunsh ukrnsh kurnsh rnkush nrkush rknush krnush nkrush knrush unkrsh nukrsh uknrsh kunrsh nkursh knursh hrunks rhunks hurnks uhrnks ruhnks urhnks hrnuks rhnuks hnruks nhruks rnhuks nrhuks hunrks uhnrks hnurks nhurks unhrks nuhrks runhks urnhks rnuhks nruhks unrhks nurhks hrukns rhukns hurkns uhrkns ruhkns urhkns hrkuns rhkuns hkruns khruns rkhuns krhuns hukrns uhkrns hkurns khurns ukhrns kuhrns rukhns urkhns rkuhns kruhns ukrhns kurhns hrnkus rhnkus hnrkus nhrkus rnhkus nrhkus hrknus rhknus hkrnus khrnus rkhnus krhnus hnkrus nhkrus hknrus khnrus nkhrus knhrus rnkhus nrkhus rknhus krnhus nkrhus knrhus hunkrs uhnkrs hnukrs nhukrs unhkrs nuhkrs huknrs uhknrs hkunrs khunrs ukhnrs kuhnrs hnkurs nhkurs hknurs khnurs nkhurs knhurs unkhrs nukhrs uknhrs kunhrs nkuhrs knuhrs runkhs urnkhs rnukhs nrukhs unrkhs nurkhs ruknhs urknhs rkunhs krunhs ukrnhs kurnhs rnkuhs nrkuhs rknuhs krnuhs nkruhs knruhs unkrhs nukrhs uknrhs kunrhs nkurhs knurhs
Note: these 'words' (valid or invalid) are all the permutations of the word shrunk. These words are obtained by scrambling the letters in shrunk.