khets hkets kehts ekhts hekts ehkts khtes hktes kthes tkhes htkes thkes keths ekths ktehs tkehs etkhs tekhs hetks ehtks hteks theks ethks tehks khest hkest kehst ekhst hekst ehkst khset hkset kshet skhet hsket shket kesht eksht kseht skeht eskht sekht heskt ehskt hsekt shekt eshkt sehkt khtse hktse kthse tkhse htkse thkse khste hkste kshte skhte hskte shkte ktshe tkshe ksthe skthe tskhe stkhe htske thske hstke shtke tshke sthke ketsh ektsh ktesh tkesh etksh teksh kesth eksth kseth sketh eskth sekth ktseh tkseh ksteh skteh tskeh stkeh etskh teskh estkh setkh tsekh stekh hetsk ehtsk htesk thesk ethsk tehsk hestk ehstk hsetk shetk eshtk sehtk htsek thsek hstek shtek tshek sthek etshk teshk esthk sethk tsehk stehk
Note: these 'words' (valid or invalid) are all the permutations of the word khets. These words are obtained by scrambling the letters in khets.