lynx ylnx lnyx nlyx ynlx nylx lyxn ylxn lxyn xlyn yxln xyln lnxy nlxy lxny xlny nxly xnly ynxl nyxl yxnl xynl nxyl xnyl
Note: these 'words' (valid or invalid) are all the permutations of the word lynx. These words are obtained by scrambling the letters in lynx.