dumas udmas dmuas mduas umdas mudas duams udams daums adums uadms audms dmaus mdaus damus admus madus amdus umads muads uamds aumds mauds amuds dumsa udmsa dmusa mdusa umdsa mudsa dusma udsma dsuma sduma usdma sudma dmsua mdsua dsmua sdmua msdua smdua umsda musda usmda sumda msuda smuda duasm udasm dausm adusm uadsm audsm dusam udsam dsuam sduam usdam sudam dasum adsum dsaum sdaum asdum sadum uasdm ausdm usadm suadm asudm saudm dmasu mdasu damsu admsu madsu amdsu dmsau mdsau dsmau sdmau msdau smdau dasmu adsmu dsamu sdamu asdmu sadmu masdu amsdu msadu smadu asmdu samdu umasd muasd uamsd aumsd mausd amusd umsad musad usmad sumad msuad smuad uasmd ausmd usamd suamd asumd saumd masud amsud msaud smaud asmud samud
Note: these 'words' (valid or invalid) are all the permutations of the word dumas. These words are obtained by scrambling the letters in dumas.