gitx igtx gtix tgix itgx tigx gixt igxt gxit xgit ixgt xigt gtxi tgxi gxti xgti txgi xtgi itxg tixg ixtg xitg txig xtig
Note: these 'words' (valid or invalid) are all the permutations of the word gitx. These words are obtained by scrambling the letters in gitx.