weekp ewekp weekp ewekp eewkp eewkp wekep ewkep wkeep kweep ekwep kewep wekep ewkep wkeep kweep ekwep kewep eekwp eekwp ekewp keewp ekewp keewp weepk ewepk weepk ewepk eewpk eewpk wepek ewpek wpeek pweek epwek pewek wepek ewpek wpeek pweek epwek pewek eepwk eepwk epewk peewk epewk peewk wekpe ewkpe wkepe kwepe ekwpe kewpe wepke ewpke wpeke pweke epwke pewke wkpee kwpee wpkee pwkee kpwee pkwee ekpwe kepwe epkwe pekwe kpewe pkewe wekpe ewkpe wkepe kwepe ekwpe kewpe wepke ewpke wpeke pweke epwke pewke wkpee kwpee wpkee pwkee kpwee pkwee ekpwe kepwe epkwe pekwe kpewe pkewe eekpw eekpw ekepw keepw ekepw keepw eepkw eepkw epekw peekw epekw peekw ekpew kepew epkew pekew kpeew pkeew ekpew kepew epkew pekew kpeew pkeew
Note: these 'words' (valid or invalid) are all the permutations of the word weekp. These words are obtained by scrambling the letters in weekp.