dumky udmky dmuky mduky umdky mudky dukmy udkmy dkumy kdumy ukdmy kudmy dmkuy mdkuy dkmuy kdmuy mkduy kmduy umkdy mukdy ukmdy kumdy mkudy kmudy dumyk udmyk dmuyk mduyk umdyk mudyk duymk udymk dyumk ydumk uydmk yudmk dmyuk mdyuk dymuk ydmuk myduk ymduk umydk muydk uymdk yumdk myudk ymudk dukym udkym dkuym kduym ukdym kudym duykm udykm dyukm ydukm uydkm yudkm dkyum kdyum dykum ydkum kydum ykdum ukydm kuydm uykdm yukdm kyudm ykudm dmkyu mdkyu dkmyu kdmyu mkdyu kmdyu dmyku mdyku dymku ydmku mydku ymdku dkymu kdymu dykmu ydkmu kydmu ykdmu mkydu kmydu mykdu ymkdu kymdu ykmdu umkyd mukyd ukmyd kumyd mkuyd kmuyd umykd muykd uymkd yumkd myukd ymukd ukymd kuymd uykmd yukmd kyumd ykumd mkyud kmyud mykud ymkud kymud ykmud
Note: these 'words' (valid or invalid) are all the permutations of the word dumky. These words are obtained by scrambling the letters in dumky.