adred dared arded raded draed rdaed aderd daerd aedrd eadrd deard edard aredd raedd aerdd eardd readd eradd dread rdead derad edrad redad erdad adrde darde ardde radde drade rdade addre dadre addre dadre ddare ddare ardde radde adrde darde rdade drade drdae rddae ddrae ddrae rddae drdae adedr daedr aeddr eaddr deadr edadr adder dader adder dader ddaer ddaer aeddr eaddr adedr daedr edadr deadr dedar eddar ddear ddear eddar dedar aredd raedd aerdd eardd readd eradd arded raded adred dared rdaed draed aedrd eadrd aderd daerd edard deard redad erdad rdead dread edrad derad dreda rdeda derda edrda redda erdda drdea rddea ddrea ddrea rddea drdea dedra eddra ddera ddera eddra dedra redda erdda rdeda dreda edrda derda
Note: these 'words' (valid or invalid) are all the permutations of the word adred. These words are obtained by scrambling the letters in adred.