mured umred mrued rmued urmed rumed muerd umerd meurd emurd uemrd eumrd mreud rmeud merud emrud remud ermud uremd ruemd uermd eurmd reumd erumd murde umrde mrude rmude urmde rumde mudre umdre mdure dmure udmre dumre mrdue rmdue mdrue dmrue rdmue drmue urdme rudme udrme durme rdume drume muedr umedr meudr emudr uemdr eumdr muder umder mduer dmuer udmer dumer medur emdur mdeur dmeur edmur demur uedmr eudmr udemr duemr edumr deumr mredu rmedu merdu emrdu remdu ermdu mrdeu rmdeu mdreu dmreu rdmeu drmeu medru emdru mderu dmeru edmru demru redmu erdmu rdemu dremu edrmu dermu uredm ruedm uerdm eurdm reudm erudm urdem rudem udrem durem rduem druem uedrm eudrm uderm duerm edurm deurm redum erdum rdeum dreum edrum derum
Note: these 'words' (valid or invalid) are all the permutations of the word mured. These words are obtained by scrambling the letters in mured.