retag ertag rteag treag etrag terag reatg eratg raetg aretg eartg aertg rtaeg traeg rateg arteg tareg atreg etarg tearg eatrg aetrg taerg aterg retga ertga rtega trega etrga terga regta ergta rgeta greta egrta gerta rtgea trgea rgtea grtea tgrea gtrea etgra tegra egtra getra tgera gtera reagt eragt raegt aregt eargt aergt regat ergat rgeat great egrat gerat raget arget rgaet graet agret garet eagrt aegrt egart geart agert gaert rtage trage ratge artge targe atrge rtgae trgae rgtae grtae tgrae gtrae ragte argte rgate grate agrte garte tagre atgre tgare gtare agtre gatre etagr teagr eatgr aetgr taegr ategr etgar tegar egtar getar tgear gtear eagtr aegtr egatr geatr agetr gaetr tager atger tgaer gtaer agter gater
Note: these 'words' (valid or invalid) are all the permutations of the word retag. These words are obtained by scrambling the letters in retag.