nicht incht nciht cniht icnht cinht nihct inhct nhict hnict ihnct hinct nchit cnhit nhcit hncit chnit hcnit ichnt cihnt ihcnt hicnt chint hcint nicth incth ncith cnith icnth cinth nitch intch ntich tnich itnch tinch nctih cntih ntcih tncih ctnih tcnih ictnh citnh itcnh ticnh ctinh tcinh nihtc inhtc nhitc hnitc ihntc hintc nithc inthc ntihc tnihc itnhc tinhc nhtic hntic nthic tnhic htnic thnic ihtnc hitnc ithnc tihnc htinc thinc nchti cnhti nhcti hncti chnti hcnti ncthi cnthi ntchi tnchi ctnhi tcnhi nhtci hntci nthci tnhci htnci thnci chtni hctni cthni tchni htcni thcni ichtn cihtn ihctn hictn chitn hcitn icthn cithn itchn tichn ctihn tcihn ihtcn hitcn ithcn tihcn hticn thicn chtin hctin cthin tchin htcin thcin
Note: these 'words' (valid or invalid) are all the permutations of the word nicht. These words are obtained by scrambling the letters in nicht.