amnrt manrt anmrt namrt mnart nmart amrnt marnt armnt ramnt mrant rmant anrmt narmt arnmt ranmt nramt rnamt mnrat nmrat mrnat rmnat nrmat rnmat amntr mantr anmtr namtr mnatr nmatr amtnr matnr atmnr tamnr mtanr tmanr antmr natmr atnmr tanmr ntamr tnamr mntar nmtar mtnar tmnar ntmar tnmar amrtn martn armtn ramtn mratn rmatn amtrn matrn atmrn tamrn mtarn tmarn artmn ratmn atrmn tarmn rtamn tramn mrtan rmtan mtran tmran rtman trman anrtm nartm arntm rantm nratm rnatm antrm natrm atnrm tanrm ntarm tnarm artnm ratnm atrnm tarnm rtanm tranm nrtam rntam ntram tnram rtnam trnam mnrta nmrta mrnta rmnta nrmta rnmta mntra nmtra mtnra tmnra ntmra tnmra mrtna rmtna mtrna tmrna rtmna trmna nrtma rntma ntrma tnrma rtnma trnma
Note: these 'words' (valid or invalid) are all the permutations of the word amnrt. These words are obtained by scrambling the letters in amnrt.