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