foxy ofxy fxoy xfoy oxfy xofy foyx ofyx fyox yfox oyfx yofx fxyo xfyo fyxo yfxo xyfo yxfo oxyf xoyf oyxf yoxf xyof yxof
Note: these 'words' (valid or invalid) are all the permutations of the word foxy. These words are obtained by scrambling the letters in foxy.