sorex osrex sroex rsoex orsex rosex soerx oserx seorx esorx oesrx eosrx sreox rseox serox esrox resox ersox oresx roesx oersx eorsx reosx erosx sorxe osrxe sroxe rsoxe orsxe rosxe soxre osxre sxore xsore oxsre xosre srxoe rsxoe sxroe xsroe rxsoe xrsoe orxse roxse oxrse xorse rxose xrose soexr osexr seoxr esoxr oesxr eosxr soxer osxer sxoer xsoer oxser xoser sexor esxor sxeor xseor exsor xesor oexsr eoxsr oxesr xoesr exosr xeosr srexo rsexo serxo esrxo resxo ersxo srxeo rsxeo sxreo xsreo rxseo xrseo sexro esxro sxero xsero exsro xesro rexso erxso rxeso xreso exrso xerso orexs roexs oerxs eorxs reoxs eroxs orxes roxes oxres xores rxoes xroes oexrs eoxrs oxers xoers exors xeors rexos erxos rxeos xreos exros xeros
Note: these 'words' (valid or invalid) are all the permutations of the word sorex. These words are obtained by scrambling the letters in sorex.