debil edbil dbeil bdeil ebdil bedil deibl edibl diebl idebl eidbl iedbl dbiel bdiel dibel idbel bidel ibdel ebidl beidl eibdl iebdl biedl ibedl debli edbli dbeli bdeli ebdli bedli delbi edlbi dlebi ldebi eldbi ledbi dblei bdlei dlbei ldbei bldei lbdei ebldi beldi elbdi lebdi bledi lbedi deilb edilb dielb idelb eidlb iedlb delib edlib dleib ldeib eldib ledib dileb idleb dlieb ldieb ildeb lideb eildb ieldb elidb leidb iledb liedb dbile bdile dible idble bidle ibdle dblie bdlie dlbie ldbie bldie lbdie dilbe idlbe dlibe ldibe ildbe lidbe bilde iblde blide lbide ilbde libde ebild beild eibld iebld bield ibeld eblid belid elbid lebid bleid lbeid eilbd ielbd elibd leibd ilebd liebd biled ibled blied lbied ilbed libed
Note: these 'words' (valid or invalid) are all the permutations of the word debil. These words are obtained by scrambling the letters in debil.