flied lfied filed ifled lifed ilfed fleid lfeid felid eflid lefid elfid field ifeld feild efild iefld eifld liefd ilefd leifd elifd ielfd eilfd flide lfide filde iflde lifde ilfde fldie lfdie fdlie dflie ldfie dlfie fidle ifdle fdile dfile idfle difle lidfe ildfe ldife dlife idlfe dilfe fledi lfedi feldi efldi lefdi elfdi fldei lfdei fdlei dflei ldfei dlfei fedli efdli fdeli dfeli edfli defli ledfi eldfi ldefi dlefi edlfi delfi fiedl ifedl feidl efidl iefdl eifdl fidel ifdel fdiel dfiel idfel difel fedil efdil fdeil dfeil edfil defil iedfl eidfl idefl diefl edifl deifl liedf iledf leidf elidf ieldf eildf lidef ildef ldief dlief idlef dilef ledif eldif ldeif dleif edlif delif iedlf eidlf idelf dielf edilf deilf
Note: these 'words' (valid or invalid) are all the permutations of the word flied. These words are obtained by scrambling the letters in flied.