decan edcan dcean cdean ecdan cedan deacn edacn daecn adecn eadcn aedcn dcaen cdaen dacen adcen caden acden ecadn ceadn eacdn aecdn caedn acedn decna edcna dcena cdena ecdna cedna denca ednca dneca ndeca endca nedca dcnea cdnea dncea ndcea cndea ncdea ecnda cenda encda necda cneda nceda deanc edanc daenc adenc eadnc aednc denac ednac dneac ndeac endac nedac danec adnec dnaec ndaec andec nadec eandc aendc enadc neadc anedc naedc dcane cdane dacne adcne cadne acdne dcnae cdnae dncae ndcae cndae ncdae dance adnce dnace ndace andce nadce cande acnde cnade ncade ancde nacde ecand ceand eacnd aecnd caend acend ecnad cenad encad necad cnead ncead eancd aencd enacd neacd anecd naecd caned acned cnaed ncaed anced naced
Note: these 'words' (valid or invalid) are all the permutations of the word decan. These words are obtained by scrambling the letters in decan.