drails rdails darils adrils radils ardils drials rdials dirals idrals ridals irdals dairls adirls diarls idarls aidrls iadrls raidls aridls riadls iradls airdls iardls dralis rdalis darlis adrlis radlis ardlis drlais rdlais dlrais ldrais rldais lrdais dalris adlris dlaris ldaris aldris ladris raldis arldis rladis lradis alrdis lardis drilas rdilas dirlas idrlas ridlas irdlas drlias rdlias dlrias ldrias rldias lrdias dilras idlras dliras ldiras ildras lidras rildas irldas rlidas lridas ilrdas lirdas dailrs adilrs dialrs idalrs aidlrs iadlrs dalirs adlirs dlairs ldairs aldirs ladirs dilars idlars dliars ldiars ildars lidars aildrs ialdrs alidrs laidrs iladrs liadrs railds arilds rialds iralds airlds iarlds ralids arlids rlaids lraids alrids larids rilads irlads rliads lriads ilrads lirads ailrds ialrds alirds lairds ilards liards draisl rdaisl darisl adrisl radisl ardisl driasl rdiasl dirasl idrasl ridasl irdasl dairsl adirsl diarsl idarsl aidrsl iadrsl raidsl aridsl riadsl iradsl airdsl iardsl drasil rdasil darsil adrsil radsil ardsil drsail rdsail dsrail sdrail rsdail srdail dasril adsril dsaril sdaril asdril sadril rasdil arsdil rsadil sradil asrdil sardil drisal rdisal dirsal idrsal ridsal irdsal drsial rdsial dsrial sdrial rsdial srdial disral idsral dsiral sdiral isdral sidral risdal irsdal rsidal sridal isrdal sirdal daisrl adisrl diasrl idasrl aidsrl iadsrl dasirl adsirl dsairl sdairl asdirl sadirl disarl idsarl dsiarl sdiarl isdarl sidarl aisdrl iasdrl asidrl saidrl isadrl siadrl raisdl arisdl riasdl irasdl airsdl iarsdl rasidl arsidl rsaidl sraidl asridl saridl risadl irsadl rsiadl sriadl isradl siradl aisrdl iasrdl asirdl sairdl isardl siardl dralsi rdalsi darlsi adrlsi radlsi ardlsi drlasi rdlasi dlrasi ldrasi rldasi lrdasi dalrsi adlrsi dlarsi ldarsi aldrsi ladrsi raldsi arldsi rladsi lradsi alrdsi lardsi drasli rdasli darsli adrsli radsli ardsli drsali rdsali dsrali sdrali rsdali srdali dasrli adsrli dsarli sdarli asdrli sadrli rasdli arsdli rsadli sradli asrdli sardli drlsai rdlsai dlrsai ldrsai rldsai lrdsai drslai rdslai dsrlai sdrlai rsdlai srdlai dlsrai ldsrai dslrai sdlrai lsdrai sldrai rlsdai lrsdai rsldai srldai lsrdai slrdai dalsri adlsri dlasri ldasri aldsri ladsri daslri adslri dsalri sdalri asdlri sadlri dlsari ldsari dslari sdlari lsdari sldari alsdri lasdri asldri saldri lsadri sladri ralsdi arlsdi rlasdi lrasdi alrsdi larsdi rasldi arsldi rsaldi sraldi asrldi sarldi rlsadi lrsadi rsladi srladi lsradi slradi alsrdi lasrdi aslrdi salrdi lsardi slardi drilsa rdilsa dirlsa idrlsa ridlsa irdlsa drlisa rdlisa dlrisa ldrisa rldisa lrdisa dilrsa idlrsa dlirsa ldirsa ildrsa lidrsa rildsa irldsa rlidsa lridsa ilrdsa lirdsa drisla rdisla dirsla idrsla ridsla irdsla drsila rdsila dsrila sdrila rsdila srdila disrla idsrla dsirla sdirla isdrla sidrla risdla irsdla rsidla sridla isrdla sirdla drlsia rdlsia dlrsia ldrsia rldsia lrdsia drslia rdslia dsrlia sdrlia rsdlia srdlia dlsria ldsria dslria sdlria lsdria sldria rlsdia lrsdia rsldia srldia lsrdia slrdia dilsra idlsra dlisra ldisra ildsra lidsra dislra idslra dsilra sdilra isdlra sidlra dlsira ldsira dslira sdlira lsdira sldira ilsdra lisdra isldra sildra lsidra slidra rilsda irlsda rlisda lrisda ilrsda lirsda rislda irslda rsilda srilda isrlda sirlda rlsida lrsida rslida srlida lsrida slrida ilsrda lisrda islrda silrda lsirda slirda dailsr adilsr dialsr idalsr aidlsr iadlsr dalisr adlisr dlaisr ldaisr aldisr ladisr dilasr idlasr dliasr ldiasr ildasr lidasr aildsr ialdsr alidsr laidsr iladsr liadsr daislr adislr diaslr idaslr aidslr iadslr dasilr adsilr dsailr sdailr asdilr sadilr disalr idsalr dsialr sdialr isdalr sidalr aisdlr iasdlr asidlr saidlr isadlr siadlr dalsir adlsir dlasir ldasir aldsir ladsir daslir adslir dsalir sdalir asdlir sadlir dlsair ldsair dslair sdlair lsdair sldair alsdir lasdir asldir saldir lsadir sladir dilsar idlsar dlisar ldisar ildsar lidsar dislar idslar dsilar sdilar isdlar sidlar dlsiar ldsiar dsliar sdliar lsdiar sldiar ilsdar lisdar isldar sildar lsidar slidar ailsdr ialsdr alisdr laisdr ilasdr liasdr aisldr iasldr asildr saildr isaldr sialdr alsidr lasidr aslidr salidr lsaidr slaidr ilsadr lisadr isladr siladr lsiadr sliadr railsd arilsd rialsd iralsd airlsd iarlsd ralisd arlisd rlaisd lraisd alrisd larisd rilasd irlasd rliasd lriasd ilrasd lirasd ailrsd ialrsd alirsd lairsd ilarsd liarsd raisld arisld riasld irasld airsld iarsld rasild arsild rsaild sraild asrild sarild risald irsald rsiald sriald israld sirald aisrld iasrld asirld sairld isarld siarld ralsid arlsid rlasid lrasid alrsid larsid raslid arslid rsalid sralid asrlid sarlid rlsaid lrsaid rslaid srlaid lsraid slraid alsrid lasrid aslrid salrid lsarid slarid rilsad irlsad rlisad lrisad ilrsad lirsad rislad irslad rsilad srilad isrlad sirlad rlsiad lrsiad rsliad srliad lsriad slriad ilsrad lisrad islrad silrad lsirad slirad ailsrd ialsrd alisrd laisrd ilasrd liasrd aislrd iaslrd asilrd sailrd isalrd sialrd alsird lasird aslird salird lsaird slaird ilsard lisard islard silard lsiard sliard
Note: these 'words' (valid or invalid) are all the permutations of the word drails. These words are obtained by scrambling the letters in drails.