semis esmis smeis mseis emsis mesis seims esims siems isems eisms iesms smies msies simes ismes mises imses emiss meiss eimss iemss miess imess semsi esmsi smesi msesi emssi messi sesmi essmi ssemi ssemi essmi sesmi smsei mssei ssmei ssmei mssei smsei emssi messi esmsi semsi msesi smesi seism esism siesm isesm eissm iessm sesim essim sseim sseim essim sesim sisem issem ssiem ssiem issem sisem eissm iessm esism seism isesm siesm smise msise simse ismse misse imsse smsie mssie ssmie ssmie mssie smsie sisme issme ssime ssime issme sisme misse imsse msise smise ismse simse emiss meiss eimss iemss miess imess emsis mesis esmis semis mseis smeis eisms iesms esims seims isems siems mises imses msies smies ismes simes
Note: these 'words' (valid or invalid) are all the permutations of the word semis. These words are obtained by scrambling the letters in semis.