ghouls hgouls gohuls oghuls hoguls ohguls ghuols hguols guhols ughols hugols uhgols gouhls oguhls guohls ugohls oughls uoghls hougls ohugls huogls uhogls ouhgls uohgls gholus hgolus gohlus oghlus hoglus ohglus ghlous hglous glhous lghous hlgous lhgous golhus oglhus glohus lgohus olghus loghus holgus ohlgus hlogus lhogus olhgus lohgus ghulos hgulos guhlos ughlos huglos uhglos ghluos hgluos glhuos lghuos hlguos lhguos gulhos uglhos gluhos lguhos ulghos lughos hulgos uhlgos hlugos lhugos ulhgos luhgos goulhs ogulhs guolhs ugolhs ouglhs uoglhs goluhs ogluhs glouhs lgouhs olguhs loguhs gulohs uglohs gluohs lguohs ulgohs lugohs oulghs uolghs olughs loughs uloghs luoghs houlgs ohulgs huolgs uholgs ouhlgs uohlgs holugs ohlugs hlougs lhougs olhugs lohugs hulogs uhlogs hluogs lhuogs ulhogs luhogs oulhgs uolhgs oluhgs louhgs ulohgs luohgs ghousl hgousl gohusl oghusl hogusl ohgusl ghuosl hguosl guhosl ughosl hugosl uhgosl gouhsl oguhsl guohsl ugohsl oughsl uoghsl hougsl ohugsl huogsl uhogsl ouhgsl uohgsl ghosul hgosul gohsul oghsul hogsul ohgsul ghsoul hgsoul gshoul sghoul hsgoul shgoul goshul ogshul gsohul sgohul osghul soghul hosgul ohsgul hsogul shogul oshgul sohgul ghusol hgusol guhsol ughsol hugsol uhgsol ghsuol hgsuol gshuol sghuol hsguol shguol gushol ugshol gsuhol sguhol usghol sughol husgol uhsgol hsugol shugol ushgol suhgol goushl ogushl guoshl ugoshl ougshl uogshl gosuhl ogsuhl gsouhl sgouhl osguhl soguhl gusohl ugsohl gsuohl sguohl usgohl sugohl ousghl uosghl osughl soughl usoghl suoghl housgl ohusgl huosgl uhosgl ouhsgl uohsgl hosugl ohsugl hsougl shougl oshugl sohugl husogl uhsogl hsuogl shuogl ushogl suhogl oushgl uoshgl osuhgl souhgl usohgl suohgl gholsu hgolsu gohlsu oghlsu hoglsu ohglsu ghlosu hglosu glhosu lghosu hlgosu lhgosu golhsu oglhsu glohsu lgohsu olghsu loghsu holgsu ohlgsu hlogsu lhogsu olhgsu lohgsu ghoslu hgoslu gohslu oghslu hogslu ohgslu ghsolu hgsolu gsholu sgholu hsgolu shgolu goshlu ogshlu gsohlu sgohlu osghlu soghlu hosglu ohsglu hsoglu shoglu oshglu sohglu ghlsou hglsou glhsou lghsou hlgsou lhgsou ghslou hgslou gshlou sghlou hsglou shglou glshou lgshou gslhou sglhou lsghou slghou hlsgou lhsgou hslgou shlgou lshgou slhgou golshu oglshu gloshu lgoshu olgshu logshu goslhu ogslhu gsolhu sgolhu osglhu soglhu glsohu lgsohu gslohu sglohu lsgohu slgohu olsghu losghu oslghu solghu lsoghu sloghu holsgu ohlsgu hlosgu lhosgu olhsgu lohsgu hoslgu ohslgu hsolgu sholgu oshlgu sohlgu hlsogu lhsogu hslogu shlogu lshogu slhogu olshgu loshgu oslhgu solhgu lsohgu slohgu ghulso hgulso guhlso ughlso huglso uhglso ghluso hgluso glhuso lghuso hlguso lhguso gulhso uglhso gluhso lguhso ulghso lughso hulgso uhlgso hlugso lhugso ulhgso luhgso ghuslo hguslo guhslo ughslo hugslo uhgslo ghsulo hgsulo gshulo sghulo hsgulo shgulo gushlo ugshlo gsuhlo sguhlo usghlo sughlo husglo uhsglo hsuglo shuglo ushglo suhglo ghlsuo hglsuo glhsuo lghsuo hlgsuo lhgsuo ghsluo hgsluo gshluo sghluo hsgluo shgluo glshuo lgshuo gslhuo sglhuo lsghuo slghuo hlsguo lhsguo hslguo shlguo lshguo slhguo gulsho uglsho glusho lgusho ulgsho lugsho guslho ugslho gsulho sgulho usglho suglho glsuho lgsuho gsluho sgluho lsguho slguho ulsgho lusgho uslgho sulgho lsugho slugho hulsgo uhlsgo hlusgo lhusgo ulhsgo luhsgo huslgo uhslgo hsulgo shulgo ushlgo suhlgo hlsugo lhsugo hslugo shlugo lshugo slhugo ulshgo lushgo uslhgo sulhgo lsuhgo sluhgo goulsh ogulsh guolsh ugolsh ouglsh uoglsh golush oglush gloush lgoush olgush logush gulosh uglosh gluosh lguosh ulgosh lugosh oulgsh uolgsh olugsh lougsh ulogsh luogsh gouslh oguslh guoslh ugoslh ougslh uogslh gosulh ogsulh gsoulh sgoulh osgulh sogulh gusolh ugsolh gsuolh sguolh usgolh sugolh ousglh uosglh osuglh souglh usoglh suoglh golsuh oglsuh glosuh lgosuh olgsuh logsuh gosluh ogsluh gsoluh sgoluh osgluh sogluh glsouh lgsouh gslouh sglouh lsgouh slgouh olsguh losguh oslguh solguh lsoguh sloguh gulsoh uglsoh glusoh lgusoh ulgsoh lugsoh gusloh ugsloh gsuloh sguloh usgloh sugloh glsuoh lgsuoh gsluoh sgluoh lsguoh slguoh ulsgoh lusgoh uslgoh sulgoh lsugoh slugoh oulsgh uolsgh olusgh lousgh ulosgh luosgh ouslgh uoslgh osulgh soulgh usolgh suolgh olsugh losugh oslugh solugh lsough slough ulsogh lusogh uslogh sulogh lsuogh sluogh houlsg ohulsg huolsg uholsg ouhlsg uohlsg holusg ohlusg hlousg lhousg olhusg lohusg hulosg uhlosg hluosg lhuosg ulhosg luhosg oulhsg uolhsg oluhsg louhsg ulohsg luohsg houslg ohuslg huoslg uhoslg ouhslg uohslg hosulg ohsulg hsoulg shoulg oshulg sohulg husolg uhsolg hsuolg shuolg usholg suholg oushlg uoshlg osuhlg souhlg usohlg suohlg holsug ohlsug hlosug lhosug olhsug lohsug hoslug ohslug hsolug sholug oshlug sohlug hlsoug lhsoug hsloug shloug lshoug slhoug olshug loshug oslhug solhug lsohug slohug hulsog uhlsog hlusog lhusog ulhsog luhsog huslog uhslog hsulog shulog ushlog suhlog hlsuog lhsuog hsluog shluog lshuog slhuog ulshog lushog uslhog sulhog lsuhog sluhog oulshg uolshg olushg loushg uloshg luoshg ouslhg uoslhg osulhg soulhg usolhg suolhg olsuhg losuhg osluhg soluhg lsouhg slouhg ulsohg lusohg uslohg sulohg lsuohg sluohg
Note: these 'words' (valid or invalid) are all the permutations of the word ghouls. These words are obtained by scrambling the letters in ghouls.