milts imlts mlits lmits ilmts limts mitls imtls mtils tmils itmls timls mltis lmtis mtlis tmlis ltmis tlmis iltms litms itlms tilms ltims tlims milst imlst mlist lmist ilmst limst mislt imslt msilt smilt ismlt simlt mlsit lmsit mslit smlit lsmit slmit ilsmt lismt islmt silmt lsimt slimt mitsl imtsl mtisl tmisl itmsl timsl mistl imstl msitl smitl ismtl simtl mtsil tmsil mstil smtil tsmil stmil itsml tisml istml sitml tsiml stiml mltsi lmtsi mtlsi tmlsi ltmsi tlmsi mlsti lmsti mslti smlti lsmti slmti mtsli tmsli mstli smtli tsmli stmli ltsmi tlsmi lstmi sltmi tslmi stlmi iltsm litsm itlsm tilsm ltism tlism ilstm listm isltm siltm lsitm slitm itslm tislm istlm sitlm tsilm stilm ltsim tlsim lstim sltim tslim stlim
Note: these 'words' (valid or invalid) are all the permutations of the word milts. These words are obtained by scrambling the letters in milts.