ninths innths nniths nniths innths ninths nitnhs intnhs ntinhs tninhs itnnhs tinnhs nntihs nntihs ntnihs tnnihs ntnihs tnnihs intnhs nitnhs itnnhs tinnhs ntinhs tninhs ninhts innhts nnihts nnihts innhts ninhts nihnts inhnts nhints hnints ihnnts hinnts nnhits nnhits nhnits hnnits nhnits hnnits inhnts nihnts ihnnts hinnts nhints hnints nithns inthns ntihns tnihns itnhns tinhns nihtns inhtns nhitns hnitns ihntns hintns nthins tnhins nhtins hntins thnins htnins ithnns tihnns ihtnns hitnns thinns htinns nnthis nnthis ntnhis tnnhis ntnhis tnnhis nnhtis nnhtis nhntis hnntis nhntis hnntis nthnis tnhnis nhtnis hntnis thnnis htnnis nthnis tnhnis nhtnis hntnis thnnis htnnis inthns nithns itnhns tinhns ntihns tnihns inhtns nihtns ihntns hintns nhitns hnitns ithnns tihnns ihtnns hitnns thinns htinns nthins tnhins nhtins hntins thnins htnins nintsh inntsh nnitsh nnitsh inntsh nintsh nitnsh intnsh ntinsh tninsh itnnsh tinnsh nntish nntish ntnish tnnish ntnish tnnish intnsh nitnsh itnnsh tinnsh ntinsh tninsh ninsth innsth nnisth nnisth innsth ninsth nisnth insnth nsinth sninth isnnth sinnth nnsith nnsith nsnith snnith nsnith snnith insnth nisnth isnnth sinnth nsinth sninth nitsnh intsnh ntisnh tnisnh itnsnh tinsnh nistnh instnh nsitnh snitnh isntnh sintnh ntsinh tnsinh nstinh sntinh tsninh stninh itsnnh tisnnh istnnh sitnnh tsinnh stinnh nntsih nntsih ntnsih tnnsih ntnsih tnnsih nnstih nnstih nsntih snntih nsntih snntih ntsnih tnsnih nstnih sntnih tsnnih stnnih ntsnih tnsnih nstnih sntnih tsnnih stnnih intsnh nitsnh itnsnh tinsnh ntisnh tnisnh instnh nistnh isntnh sintnh nsitnh snitnh itsnnh tisnnh istnnh sitnnh tsinnh stinnh ntsinh tnsinh nstinh sntinh tsninh stninh ninhst innhst nnihst nnihst innhst ninhst nihnst inhnst nhinst hninst ihnnst hinnst nnhist nnhist nhnist hnnist nhnist hnnist inhnst nihnst ihnnst hinnst nhinst hninst ninsht innsht nnisht nnisht innsht ninsht nisnht insnht nsinht sninht isnnht sinnht nnsiht nnsiht nsniht snniht nsniht snniht insnht nisnht isnnht sinnht nsinht sninht nihsnt inhsnt nhisnt hnisnt ihnsnt hinsnt nishnt inshnt nsihnt snihnt isnhnt sinhnt nhsint hnsint nshint snhint hsnint shnint ihsnnt hisnnt ishnnt sihnnt hsinnt shinnt nnhsit nnhsit nhnsit hnnsit nhnsit hnnsit nnshit nnshit nsnhit snnhit nsnhit snnhit nhsnit hnsnit nshnit snhnit hsnnit shnnit nhsnit hnsnit nshnit snhnit hsnnit shnnit inhsnt nihsnt ihnsnt hinsnt nhisnt hnisnt inshnt nishnt isnhnt sinhnt nsihnt snihnt ihsnnt hisnnt ishnnt sihnnt hsinnt shinnt nhsint hnsint nshint snhint hsnint shnint nithsn inthsn ntihsn tnihsn itnhsn tinhsn nihtsn inhtsn nhitsn hnitsn ihntsn hintsn nthisn tnhisn nhtisn hntisn thnisn htnisn ithnsn tihnsn ihtnsn hitnsn thinsn htinsn nitshn intshn ntishn tnishn itnshn tinshn nisthn insthn nsithn snithn isnthn sinthn ntsihn tnsihn nstihn sntihn tsnihn stnihn itsnhn tisnhn istnhn sitnhn tsinhn stinhn nihstn inhstn nhistn hnistn ihnstn hinstn nishtn inshtn nsihtn snihtn isnhtn sinhtn nhsitn hnsitn nshitn snhitn hsnitn shnitn ihsntn hisntn ishntn sihntn hsintn shintn nthsin tnhsin nhtsin hntsin thnsin htnsin ntshin tnshin nsthin snthin tsnhin stnhin nhstin hnstin nshtin snhtin hsntin shntin thsnin htsnin tshnin sthnin hstnin shtnin ithsnn tihsnn ihtsnn hitsnn thisnn htisnn itshnn tishnn isthnn sithnn tsihnn stihnn ihstnn histnn ishtnn sihtnn hsitnn shitnn thsinn htsinn tshinn sthinn hstinn shtinn nnthsi nnthsi ntnhsi tnnhsi ntnhsi tnnhsi nnhtsi nnhtsi nhntsi hnntsi nhntsi hnntsi nthnsi tnhnsi nhtnsi hntnsi thnnsi htnnsi nthnsi tnhnsi nhtnsi hntnsi thnnsi htnnsi nntshi nntshi ntnshi tnnshi ntnshi tnnshi nnsthi nnsthi nsnthi snnthi nsnthi snnthi ntsnhi tnsnhi nstnhi sntnhi tsnnhi stnnhi ntsnhi tnsnhi nstnhi sntnhi tsnnhi stnnhi nnhsti nnhsti nhnsti hnnsti nhnsti hnnsti nnshti nnshti nsnhti snnhti nsnhti snnhti nhsnti hnsnti nshnti snhnti hsnnti shnnti nhsnti hnsnti nshnti snhnti hsnnti shnnti nthsni tnhsni nhtsni hntsni thnsni htnsni ntshni tnshni nsthni snthni tsnhni stnhni nhstni hnstni nshtni snhtni hsntni shntni thsnni htsnni tshnni sthnni hstnni shtnni nthsni tnhsni nhtsni hntsni thnsni htnsni ntshni tnshni nsthni snthni tsnhni stnhni nhstni hnstni nshtni snhtni hsntni shntni thsnni htsnni tshnni sthnni hstnni shtnni inthsn nithsn itnhsn tinhsn ntihsn tnihsn inhtsn nihtsn ihntsn hintsn nhitsn hnitsn ithnsn tihnsn ihtnsn hitnsn thinsn htinsn nthisn tnhisn nhtisn hntisn thnisn htnisn intshn nitshn itnshn tinshn ntishn tnishn insthn nisthn isnthn sinthn nsithn snithn itsnhn tisnhn istnhn sitnhn tsinhn stinhn ntsihn tnsihn nstihn sntihn tsnihn stnihn inhstn nihstn ihnstn hinstn nhistn hnistn inshtn nishtn isnhtn sinhtn nsihtn snihtn ihsntn hisntn ishntn sihntn hsintn shintn nhsitn hnsitn nshitn snhitn hsnitn shnitn ithsnn tihsnn ihtsnn hitsnn thisnn htisnn itshnn tishnn isthnn sithnn tsihnn stihnn ihstnn histnn ishtnn sihtnn hsitnn shitnn thsinn htsinn tshinn sthinn hstinn shtinn nthsin tnhsin nhtsin hntsin thnsin htnsin ntshin tnshin nsthin snthin tsnhin stnhin nhstin hnstin nshtin snhtin hsntin shntin thsnin htsnin tshnin sthnin hstnin shtnin
Note: these 'words' (valid or invalid) are all the permutations of the word ninths. These words are obtained by scrambling the letters in ninths.