mmend mmend memnd emmnd memnd emmnd mmned mmned mnmed nmmed mnmed nmmed menmd emnmd mnemd nmemd enmmd nemmd menmd emnmd mnemd nmemd enmmd nemmd mmedn mmedn memdn emmdn memdn emmdn mmden mmden mdmen dmmen mdmen dmmen medmn emdmn mdemn dmemn edmmn demmn medmn emdmn mdemn dmemn edmmn demmn mmnde mmnde mnmde nmmde mnmde nmmde mmdne mmdne mdmne dmmne mdmne dmmne mndme nmdme mdnme dmnme ndmme dnmme mndme nmdme mdnme dmnme ndmme dnmme mendm emndm mnedm nmedm enmdm nemdm mednm emdnm mdenm dmenm edmnm demnm mndem nmdem mdnem dmnem ndmem dnmem endmm nedmm ednmm denmm ndemm dnemm mendm emndm mnedm nmedm enmdm nemdm mednm emdnm mdenm dmenm edmnm demnm mndem nmdem mdnem dmnem ndmem dnmem endmm nedmm ednmm denmm ndemm dnemm
Note: these 'words' (valid or invalid) are all the permutations of the word mmend. These words are obtained by scrambling the letters in mmend.