redan erdan rdean drean edran deran readn eradn raedn aredn eardn aerdn rdaen draen raden arden daren adren edarn dearn eadrn aedrn daern adern redna erdna rdena drena edrna derna renda ernda rneda nreda enrda nerda rdnea drnea rndea nrdea dnrea ndrea ednra denra endra nedra dnera ndera reand erand raend arend earnd aernd renad ernad rnead nread enrad nerad raned arned rnaed nraed anred nared eanrd aenrd enard neard anerd naerd rdane drane radne ardne darne adrne rdnae drnae rndae nrdae dnrae ndrae rande arnde rnade nrade anrde narde danre adnre dnare ndare andre nadre edanr deanr eadnr aednr daenr adenr ednar denar endar nedar dnear ndear eandr aendr enadr neadr anedr naedr daner adner dnaer ndaer ander nader
Note: these 'words' (valid or invalid) are all the permutations of the word redan. These words are obtained by scrambling the letters in redan.