siled isled slied lsied ilsed lised sield iseld seild esild iesld eisld sleid lseid selid eslid lesid elsid ilesd liesd ielsd eilsd leisd elisd silde islde slide lside ilsde lisde sidle isdle sdile dsile idsle disle sldie lsdie sdlie dslie ldsie dlsie ildse lidse idlse dilse ldise dlise siedl isedl seidl esidl iesdl eisdl sidel isdel sdiel dsiel idsel disel sedil esdil sdeil dseil edsil desil iedsl eidsl idesl diesl edisl deisl sledi lsedi seldi esldi lesdi elsdi sldei lsdei sdlei dslei ldsei dlsei sedli esdli sdeli dseli edsli desli ledsi eldsi ldesi dlesi edlsi delsi ileds lieds ields eilds leids elids ildes lides idles diles ldies dlies iedls eidls idels diels edils deils ledis eldis ldeis dleis edlis delis
Note: these 'words' (valid or invalid) are all the permutations of the word siled. These words are obtained by scrambling the letters in siled.