mered emred mreed rmeed ermed remed meerd emerd meerd emerd eemrd eemrd mreed rmeed mered emred remed ermed eremd reemd eermd eermd reemd eremd merde emrde mrede rmede ermde remde medre emdre mdere dmere edmre demre mrdee rmdee mdree dmree rdmee drmee erdme redme edrme derme rdeme dreme meedr emedr meedr emedr eemdr eemdr meder emder mdeer dmeer edmer demer meder emder mdeer dmeer edmer demer eedmr eedmr edemr deemr edemr deemr mrede rmede merde emrde remde ermde mrdee rmdee mdree dmree rdmee drmee medre emdre mdere dmere edmre demre redme erdme rdeme dreme edrme derme eredm reedm eerdm eerdm reedm eredm erdem redem edrem derem rdeem dreem eedrm eedrm ederm deerm ederm deerm redem erdem rdeem dreem edrem derem
Note: these 'words' (valid or invalid) are all the permutations of the word mered. These words are obtained by scrambling the letters in mered.