dirled idrled driled rdiled irdled ridled dilred idlred dlired ldired ildred lidred drlied rdlied dlried ldried rldied lrdied irlded rilded ilrded lirded rlided lrided direld idreld drield rdield irdeld rideld dierld iderld deirld edirld iedrld eidrld dreild rdeild derild edrild redild erdild iredld riedld ierdld eirdld reidld eridld dilerd idlerd dlierd ldierd ilderd liderd dielrd idelrd deilrd edilrd iedlrd eidlrd dleird ldeird delird edlird ledird eldird iledrd liedrd ieldrd eildrd leidrd elidrd drleid rdleid dlreid ldreid rldeid lrdeid drelid rdelid derlid edrlid redlid erdlid dlerid lderid delrid edlrid ledrid eldrid rledid lredid reldid erldid lerdid elrdid irledd riledd ilredd liredd rliedd lriedd ireldd rieldd ierldd eirldd reildd erildd ilerdd lierdd ielrdd eilrdd leirdd elirdd rleidd lreidd relidd erlidd leridd elridd dirlde idrlde drilde rdilde irdlde ridlde dilrde idlrde dlirde ldirde ildrde lidrde drlide rdlide dlride ldride rldide lrdide irldde rildde ilrdde lirdde rlidde lridde dirdle idrdle dridle rdidle irddle riddle didrle iddrle ddirle ddirle iddrle didrle drdile rddile ddrile ddrile rddile drdile irddle riddle idrdle dirdle rdidle dridle dildre idldre dlidre ldidre ilddre liddre didlre iddlre ddilre ddilre iddlre didlre dldire lddire ddlire ddlire lddire dldire ilddre liddre idldre dildre ldidre dlidre drldie rdldie dlrdie ldrdie rlddie lrddie drdlie rddlie ddrlie ddrlie rddlie drdlie dldrie lddrie ddlrie ddlrie lddrie dldrie rlddie lrddie rdldie drldie ldrdie dlrdie irldde rildde ilrdde lirdde rlidde lridde irdlde ridlde idrlde dirlde rdilde drilde ildrde lidrde idlrde dilrde ldirde dlirde rldide lrdide rdlide drlide ldride dlride diredl idredl driedl rdiedl irdedl ridedl dierdl iderdl deirdl edirdl iedrdl eidrdl dreidl rdeidl deridl edridl redidl erdidl ireddl rieddl ierddl eirddl reiddl eriddl dirdel idrdel dridel rdidel irddel riddel didrel iddrel ddirel ddirel iddrel didrel drdiel rddiel ddriel ddriel rddiel drdiel irddel riddel idrdel dirdel rdidel dridel diedrl idedrl deidrl edidrl ieddrl eiddrl diderl idderl ddierl ddierl idderl diderl dedirl eddirl ddeirl ddeirl eddirl dedirl ieddrl eiddrl idedrl diedrl edidrl deidrl dredil rdedil derdil edrdil reddil erddil drdeil rddeil ddreil ddreil rddeil drdeil dedril eddril dderil dderil eddril dedril reddil erddil rdedil dredil edrdil derdil ireddl rieddl ierddl eirddl reiddl eriddl irdedl ridedl idredl diredl rdiedl driedl iedrdl eidrdl iderdl dierdl edirdl deirdl redidl erdidl rdeidl dreidl edridl deridl diledr idledr dliedr ldiedr ildedr lidedr dieldr ideldr deildr edildr iedldr eidldr dleidr ldeidr delidr edlidr ledidr eldidr ileddr lieddr ielddr eilddr leiddr eliddr dilder idlder dlider ldider ildder lidder didler iddler ddiler ddiler iddler didler dldier lddier ddlier ddlier lddier dldier ildder lidder idlder dilder ldider dlider diedlr idedlr deidlr edidlr ieddlr eiddlr didelr iddelr ddielr ddielr iddelr didelr dedilr eddilr ddeilr ddeilr eddilr dedilr ieddlr eiddlr idedlr diedlr edidlr deidlr dledir ldedir deldir edldir leddir elddir dldeir lddeir ddleir ddleir lddeir dldeir dedlir eddlir ddelir ddelir eddlir dedlir leddir elddir ldedir dledir edldir deldir ileddr lieddr ielddr eilddr leiddr eliddr ildedr lidedr idledr diledr ldiedr dliedr iedldr eidldr ideldr dieldr edildr deildr ledidr eldidr ldeidr dleidr edlidr delidr drledi rdledi dlredi ldredi rldedi lrdedi dreldi rdeldi derldi edrldi redldi erdldi dlerdi lderdi delrdi edlrdi ledrdi eldrdi rleddi lreddi relddi erlddi lerddi elrddi drldei rdldei dlrdei ldrdei rlddei lrddei drdlei rddlei ddrlei ddrlei rddlei drdlei dldrei lddrei ddlrei ddlrei lddrei dldrei rlddei lrddei rdldei drldei ldrdei dlrdei dredli rdedli derdli edrdli reddli erddli drdeli rddeli ddreli ddreli rddeli drdeli dedrli eddrli dderli dderli eddrli dedrli reddli erddli rdedli dredli edrdli derdli dledri ldedri deldri edldri leddri elddri dlderi ldderi ddleri ddleri ldderi dlderi dedlri eddlri ddelri ddelri eddlri dedlri leddri elddri ldedri dledri edldri deldri rleddi lreddi relddi erlddi lerddi elrddi rldedi lrdedi rdledi drledi ldredi dlredi redldi erdldi rdeldi dreldi edrldi derldi ledrdi eldrdi lderdi dlerdi edlrdi delrdi irledd riledd ilredd liredd rliedd lriedd ireldd rieldd ierldd eirldd reildd erildd ilerdd lierdd ielrdd eilrdd leirdd elirdd rleidd lreidd relidd erlidd leridd elridd irlded rilded ilrded lirded rlided lrided irdled ridled idrled dirled rdiled driled ildred lidred idlred dilred ldired dlired rldied lrdied rdlied drlied ldried dlried iredld riedld ierdld eirdld reidld eridld irdeld rideld idreld direld rdield drield iedrld eidrld iderld dierld edirld deirld redild erdild rdeild dreild edrild derild iledrd liedrd ieldrd eildrd leidrd elidrd ilderd liderd idlerd dilerd ldierd dlierd iedlrd eidlrd idelrd dielrd edilrd deilrd ledird eldird ldeird dleird edlird delird rledid lredid reldid erldid lerdid elrdid rldeid lrdeid rdleid drleid ldreid dlreid redlid erdlid rdelid drelid edrlid derlid ledrid eldrid lderid dlerid edlrid delrid
Note: these 'words' (valid or invalid) are all the permutations of the word dirled. These words are obtained by scrambling the letters in dirled.