weedd ewedd weedd ewedd eewdd eewdd weded ewded wdeed dweed edwed dewed weded ewded wdeed dweed edwed dewed eedwd eedwd edewd deewd edewd deewd weedd ewedd weedd ewedd eewdd eewdd weded ewded wdeed dweed edwed dewed weded ewded wdeed dweed edwed dewed eedwd eedwd edewd deewd edewd deewd wedde ewdde wdede dwede edwde dewde wedde ewdde wdede dwede edwde dewde wddee dwdee wddee dwdee ddwee ddwee eddwe dedwe eddwe dedwe ddewe ddewe wedde ewdde wdede dwede edwde dewde wedde ewdde wdede dwede edwde dewde wddee dwdee wddee dwdee ddwee ddwee eddwe dedwe eddwe dedwe ddewe ddewe eeddw eeddw ededw deedw ededw deedw eeddw eeddw ededw deedw ededw deedw eddew dedew eddew dedew ddeew ddeew eddew dedew eddew dedew ddeew ddeew
Note: these 'words' (valid or invalid) are all the permutations of the word weedd. These words are obtained by scrambling the letters in weedd.