dikey idkey dkiey kdiey ikdey kidey dieky ideky deiky ediky iedky eidky dkeiy kdeiy dekiy edkiy kediy ekdiy ikedy kiedy iekdy eikdy keidy ekidy dikye idkye dkiye kdiye ikdye kidye diyke idyke dyike ydike iydke yidke dkyie kdyie dykie ydkie kydie ykdie ikyde kiyde iykde yikde kyide ykide dieyk ideyk deiyk ediyk iedyk eidyk diyek idyek dyiek ydiek iydek yidek deyik edyik dyeik ydeik eydik yedik ieydk eiydk iyedk yiedk eyidk yeidk dkeyi kdeyi dekyi edkyi kedyi ekdyi dkyei kdyei dykei ydkei kydei ykdei deyki edyki dyeki ydeki eydki yedki keydi ekydi kyedi ykedi eykdi yekdi ikeyd kieyd iekyd eikyd keiyd ekiyd ikyed kiyed iyked yiked kyied ykied ieykd eiykd iyekd yiekd eyikd yeikd keyid ekyid kyeid ykeid eykid yekid
Note: these 'words' (valid or invalid) are all the permutations of the word dikey. These words are obtained by scrambling the letters in dikey.