bedel ebdel bdeel dbeel edbel debel beedl ebedl beedl ebedl eebdl eebdl bdeel dbeel bedel ebdel debel edbel edebl deebl eedbl eedbl deebl edebl bedle ebdle bdele dbele edble deble belde eblde blede lbede elbde lebde bdlee dblee bldee lbdee dlbee ldbee edlbe delbe eldbe ledbe dlebe ldebe beeld ebeld beeld ebeld eebld eebld beled ebled bleed lbeed elbed lebed beled ebled bleed lbeed elbed lebed eelbd eelbd elebd leebd elebd leebd bdele dbele bedle ebdle deble edble bdlee dblee bldee lbdee dlbee ldbee belde eblde blede lbede elbde lebde delbe edlbe dlebe ldebe eldbe ledbe edelb deelb eedlb eedlb deelb edelb edleb deleb eldeb ledeb dleeb ldeeb eeldb eeldb eledb leedb eledb leedb deleb edleb dleeb ldeeb eldeb ledeb
Note: these 'words' (valid or invalid) are all the permutations of the word bedel. These words are obtained by scrambling the letters in bedel.