ewked weked ekwed kewed wkeed kweed ewekd weekd eewkd eewkd weekd ewekd ekewd keewd eekwd eekwd keewd ekewd wkeed kweed weked ewked kewed ekwed ewkde wekde ekwde kewde wkede kwede ewdke wedke edwke dewke wdeke dweke ekdwe kedwe edkwe dekwe kdewe dkewe wkdee kwdee wdkee dwkee kdwee dkwee ewedk weedk eewdk eewdk weedk ewedk ewdek wedek edwek dewek wdeek dweek eedwk eedwk edewk deewk edewk deewk wedek ewdek wdeek dweek edwek dewek ekedw keedw eekdw eekdw keedw ekedw ekdew kedew edkew dekew kdeew dkeew eedkw eedkw edekw deekw edekw deekw kedew ekdew kdeew dkeew edkew dekew wkede kwede wekde ewkde kewde ekwde wkdee kwdee wdkee dwkee kdwee dkwee wedke ewdke wdeke dweke edwke dewke kedwe ekdwe kdewe dkewe edkwe dekwe
Note: these 'words' (valid or invalid) are all the permutations of the word ewked. These words are obtained by scrambling the letters in ewked.