kshow skhow khsow hksow shkow hskow ksohw skohw koshw okshw sokhw oskhw khosw hkosw kohsw okhsw hoksw ohksw shokw hsokw sohkw oshkw hoskw ohskw kshwo skhwo khswo hkswo shkwo hskwo kswho skwho kwsho wksho swkho wskho khwso hkwso kwhso wkhso hwkso whkso shwko hswko swhko wshko hwsko whsko ksowh skowh koswh okswh sokwh oskwh kswoh skwoh kwsoh wksoh swkoh wskoh kowsh okwsh kwosh wkosh owksh woksh sowkh oswkh swokh wsokh owskh woskh khows hkows kohws okhws hokws ohkws khwos hkwos kwhos wkhos hwkos whkos kowhs okwhs kwohs wkohs owkhs wokhs howks ohwks hwoks whoks owhks wohks showk hsowk sohwk oshwk hoswk ohswk shwok hswok swhok wshok hwsok whsok sowhk oswhk swohk wsohk owshk woshk howsk ohwsk hwosk whosk owhsk wohsk
Note: these 'words' (valid or invalid) are all the permutations of the word kshow. These words are obtained by scrambling the letters in kshow.