masts amsts msats smats asmts samts matss amtss mtass tmass atmss tamss mstas smtas mtsas tmsas stmas tsmas astms satms atsms tasms stams tsams masst amsst msast smast asmst samst masst amsst msast smast asmst samst mssat smsat mssat smsat ssmat ssmat assmt sasmt assmt sasmt ssamt ssamt matss amtss mtass tmass atmss tamss masts amsts msats smats asmts samts mtsas tmsas mstas smtas tsmas stmas atsms tasms astms satms tsams stams mstsa smtsa mtssa tmssa stmsa tsmsa mssta smsta mssta smsta ssmta ssmta mtssa tmssa mstsa smtsa tsmsa stmsa stsma tssma sstma sstma tssma stsma astsm satsm atssm tassm stasm tsasm asstm sastm asstm sastm ssatm ssatm atssm tassm astsm satsm tsasm stasm stsam tssam sstam sstam tssam stsam
Note: these 'words' (valid or invalid) are all the permutations of the word masts. These words are obtained by scrambling the letters in masts.