granum rganum garnum agrnum ragnum argnum grnaum rgnaum gnraum ngraum rngaum nrgaum ganrum agnrum gnarum ngarum angrum nagrum rangum arngum rnagum nragum anrgum nargum graunm rgaunm garunm agrunm ragunm argunm gruanm rguanm guranm ugranm ruganm urganm gaurnm agurnm guarnm ugarnm augrnm uagrnm raugnm arugnm ruagnm uragnm aurgnm uargnm grnuam rgnuam gnruam ngruam rnguam nrguam grunam rgunam gurnam ugrnam rugnam urgnam gnuram nguram gunram ugnram nugram ungram rnugam nrugam rungam urngam nurgam unrgam ganurm agnurm gnaurm ngaurm angurm nagurm gaunrm agunrm guanrm uganrm augnrm uagnrm gnuarm nguarm gunarm ugnarm nugarm ungarm anugrm naugrm aungrm uangrm nuagrm unagrm ranugm arnugm rnaugm nraugm anrugm narugm raungm arungm ruangm urangm aurngm uarngm rnuagm nruagm runagm urnagm nuragm unragm anurgm naurgm aunrgm uanrgm nuargm unargm granmu rganmu garnmu agrnmu ragnmu argnmu grnamu rgnamu gnramu ngramu rngamu nrgamu ganrmu agnrmu gnarmu ngarmu angrmu nagrmu rangmu arngmu rnagmu nragmu anrgmu nargmu gramnu rgamnu garmnu agrmnu ragmnu argmnu grmanu rgmanu gmranu mgranu rmganu mrganu gamrnu agmrnu gmarnu mgarnu amgrnu magrnu ramgnu armgnu rmagnu mragnu amrgnu margnu grnmau rgnmau gnrmau ngrmau rngmau nrgmau grmnau rgmnau gmrnau mgrnau rmgnau mrgnau gnmrau ngmrau gmnrau mgnrau nmgrau mngrau rnmgau nrmgau rmngau mrngau nmrgau mnrgau ganmru agnmru gnamru ngamru angmru nagmru gamnru agmnru gmanru mganru amgnru magnru gnmaru ngmaru gmnaru mgnaru nmgaru mngaru anmgru namgru amngru mangru nmagru mnagru ranmgu arnmgu rnamgu nramgu anrmgu narmgu ramngu armngu rmangu mrangu amrngu marngu rnmagu nrmagu rmnagu mrnagu nmragu mnragu anmrgu namrgu amnrgu manrgu nmargu mnargu graumn rgaumn garumn agrumn ragumn argumn gruamn rguamn guramn ugramn rugamn urgamn gaurmn agurmn guarmn ugarmn augrmn uagrmn raugmn arugmn ruagmn uragmn aurgmn uargmn gramun rgamun garmun agrmun ragmun argmun grmaun rgmaun gmraun mgraun rmgaun mrgaun gamrun agmrun gmarun mgarun amgrun magrun ramgun armgun rmagun mragun amrgun margun gruman rguman gurman ugrman rugman urgman grmuan rgmuan gmruan mgruan rmguan mrguan gumran ugmran gmuran mguran umgran mugran rumgan urmgan rmugan mrugan umrgan murgan gaumrn agumrn guamrn ugamrn augmrn uagmrn gamurn agmurn gmaurn mgaurn amgurn magurn gumarn ugmarn gmuarn mguarn umgarn mugarn aumgrn uamgrn amugrn maugrn umagrn muagrn raumgn arumgn ruamgn uramgn aurmgn uarmgn ramugn armugn rmaugn mraugn amrugn marugn rumagn urmagn rmuagn mruagn umragn muragn aumrgn uamrgn amurgn maurgn umargn muargn grnuma rgnuma gnruma ngruma rnguma nrguma grunma rgunma gurnma ugrnma rugnma urgnma gnurma ngurma gunrma ugnrma nugrma ungrma rnugma nrugma rungma urngma nurgma unrgma grnmua rgnmua gnrmua ngrmua rngmua nrgmua grmnua rgmnua gmrnua mgrnua rmgnua mrgnua gnmrua ngmrua gmnrua mgnrua nmgrua mngrua rnmgua nrmgua rmngua mrngua nmrgua mnrgua grumna rgumna gurmna ugrmna rugmna urgmna grmuna rgmuna gmruna mgruna rmguna mrguna gumrna ugmrna gmurna mgurna umgrna mugrna rumgna urmgna rmugna mrugna umrgna murgna gnumra ngumra gunmra ugnmra nugmra ungmra gnmura ngmura gmnura mgnura nmgura mngura gumnra ugmnra gmunra mgunra umgnra mugnra numgra unmgra nmugra mnugra umngra mungra rnumga nrumga runmga urnmga nurmga unrmga rnmuga nrmuga rmnuga mrnuga nmruga mnruga rumnga urmnga rmunga mrunga umrnga murnga numrga unmrga nmurga mnurga umnrga munrga ganumr agnumr gnaumr ngaumr angumr nagumr gaunmr agunmr guanmr uganmr augnmr uagnmr gnuamr nguamr gunamr ugnamr nugamr ungamr anugmr naugmr aungmr uangmr nuagmr unagmr ganmur agnmur gnamur ngamur angmur nagmur gamnur agmnur gmanur mganur amgnur magnur gnmaur ngmaur gmnaur mgnaur nmgaur mngaur anmgur namgur amngur mangur nmagur mnagur gaumnr agumnr guamnr ugamnr augmnr uagmnr gamunr agmunr gmaunr mgaunr amgunr magunr gumanr ugmanr gmuanr mguanr umganr muganr aumgnr uamgnr amugnr maugnr umagnr muagnr gnumar ngumar gunmar ugnmar nugmar ungmar gnmuar ngmuar gmnuar mgnuar nmguar mnguar gumnar ugmnar gmunar mgunar umgnar mugnar numgar unmgar nmugar mnugar umngar mungar anumgr naumgr aunmgr uanmgr nuamgr unamgr anmugr namugr amnugr manugr nmaugr mnaugr aumngr uamngr amungr maungr umangr muangr numagr unmagr nmuagr mnuagr umnagr munagr ranumg arnumg rnaumg nraumg anrumg narumg raunmg arunmg ruanmg uranmg aurnmg uarnmg rnuamg nruamg runamg urnamg nuramg unramg anurmg naurmg aunrmg uanrmg nuarmg unarmg ranmug arnmug rnamug nramug anrmug narmug ramnug armnug rmanug mranug amrnug marnug rnmaug nrmaug rmnaug mrnaug nmraug mnraug anmrug namrug amnrug manrug nmarug mnarug raumng arumng ruamng uramng aurmng uarmng ramung armung rmaung mraung amrung marung rumang urmang rmuang mruang umrang murang aumrng uamrng amurng maurng umarng muarng rnumag nrumag runmag urnmag nurmag unrmag rnmuag nrmuag rmnuag mrnuag nmruag mnruag rumnag urmnag rmunag mrunag umrnag murnag numrag unmrag nmurag mnurag umnrag munrag anumrg naumrg aunmrg uanmrg nuamrg unamrg anmurg namurg amnurg manurg nmaurg mnaurg aumnrg uamnrg amunrg maunrg umanrg muanrg numarg unmarg nmuarg mnuarg umnarg munarg
Note: these 'words' (valid or invalid) are all the permutations of the word granum. These words are obtained by scrambling the letters in granum.