radius ardius rdaius draius adrius darius raidus aridus riadus iradus airdus iardus rdiaus driaus ridaus irdaus diraus idraus adirus dairus aidrus iadrus diarus idarus raduis arduis rdauis drauis adruis daruis raudis arudis ruadis uradis aurdis uardis rduais druais rudais urdais durais udrais aduris dauris audris uadris duaris udaris raiuds ariuds riauds irauds airuds iaruds rauids aruids ruaids uraids aurids uarids riuads iruads ruiads uriads iurads uirads aiurds iaurds auirds uairds iuards uiards rdiuas driuas riduas irduas diruas idruas rduias druias rudias urdias durias udrias riudas irudas ruidas uridas iurdas uirdas diuras iduras duiras udiras iudras uidras adiurs daiurs aidurs iadurs diaurs idaurs aduirs dauirs audirs uadirs duairs udairs aiudrs iaudrs auidrs uaidrs iuadrs uiadrs diuars iduars duiars udiars iudars uidars radisu ardisu rdaisu draisu adrisu darisu raidsu aridsu riadsu iradsu airdsu iardsu rdiasu driasu ridasu irdasu dirasu idrasu adirsu dairsu aidrsu iadrsu diarsu idarsu radsiu ardsiu rdasiu drasiu adrsiu darsiu rasdiu arsdiu rsadiu sradiu asrdiu sardiu rdsaiu drsaiu rsdaiu srdaiu dsraiu sdraiu adsriu dasriu asdriu sadriu dsariu sdariu raisdu arisdu riasdu irasdu airsdu iarsdu rasidu arsidu rsaidu sraidu asridu saridu risadu irsadu rsiadu sriadu isradu siradu aisrdu iasrdu asirdu sairdu isardu siardu rdisau drisau ridsau irdsau dirsau idrsau rdsiau drsiau rsdiau srdiau dsriau sdriau risdau irsdau rsidau sridau isrdau sirdau disrau idsrau dsirau sdirau isdrau sidrau adisru daisru aidsru iadsru diasru idasru adsiru dasiru asdiru sadiru dsairu sdairu aisdru iasdru asidru saidru isadru siadru disaru idsaru dsiaru sdiaru isdaru sidaru radusi ardusi rdausi drausi adrusi darusi raudsi arudsi ruadsi uradsi aurdsi uardsi rduasi druasi rudasi urdasi durasi udrasi adursi daursi audrsi uadrsi duarsi udarsi radsui ardsui rdasui drasui adrsui darsui rasdui arsdui rsadui sradui asrdui sardui rdsaui drsaui rsdaui srdaui dsraui sdraui adsrui dasrui asdrui sadrui dsarui sdarui rausdi arusdi ruasdi urasdi aursdi uarsdi rasudi arsudi rsaudi sraudi asrudi sarudi rusadi ursadi rsuadi sruadi usradi suradi ausrdi uasrdi asurdi saurdi usardi suardi rdusai drusai rudsai urdsai dursai udrsai rdsuai drsuai rsduai srduai dsruai sdruai rusdai ursdai rsudai srudai usrdai surdai dusrai udsrai dsurai sdurai usdrai sudrai adusri dausri audsri uadsri duasri udasri adsuri dasuri asduri saduri dsauri sdauri ausdri uasdri asudri saudri usadri suadri dusari udsari dsuari sduari usdari sudari raiusd ariusd riausd irausd airusd iarusd rauisd aruisd ruaisd uraisd aurisd uarisd riuasd iruasd ruiasd uriasd iurasd uirasd aiursd iaursd auirsd uairsd iuarsd uiarsd raisud arisud riasud irasud airsud iarsud rasiud arsiud rsaiud sraiud asriud sariud risaud irsaud rsiaud sriaud israud siraud aisrud iasrud asirud sairud isarud siarud rausid arusid ruasid urasid aursid uarsid rasuid arsuid rsauid srauid asruid saruid rusaid ursaid rsuaid sruaid usraid suraid ausrid uasrid asurid saurid usarid suarid riusad irusad ruisad urisad iursad uirsad risuad irsuad rsiuad sriuad isruad siruad rusiad ursiad rsuiad sruiad usriad suriad iusrad uisrad isurad siurad usirad suirad aiusrd iausrd auisrd uaisrd iuasrd uiasrd aisurd iasurd asiurd saiurd isaurd siaurd ausird uasird asuird sauird usaird suaird iusard uisard isuard siuard usiard suiard rdiusa driusa ridusa irdusa dirusa idrusa rduisa druisa rudisa urdisa durisa udrisa riudsa irudsa ruidsa uridsa iurdsa uirdsa diursa idursa duirsa udirsa iudrsa uidrsa rdisua drisua ridsua irdsua dirsua idrsua rdsiua drsiua rsdiua srdiua dsriua sdriua risdua irsdua rsidua sridua isrdua sirdua disrua idsrua dsirua sdirua isdrua sidrua rdusia drusia rudsia urdsia dursia udrsia rdsuia drsuia rsduia srduia dsruia sdruia rusdia ursdia rsudia srudia usrdia surdia dusria udsria dsuria sduria usdria sudria riusda irusda ruisda urisda iursda uirsda risuda irsuda rsiuda sriuda isruda siruda rusida ursida rsuida sruida usrida surida iusrda uisrda isurda siurda usirda suirda diusra idusra duisra udisra iudsra uidsra disura idsura dsiura sdiura isdura sidura dusira udsira dsuira sduira usdira sudira iusdra uisdra isudra siudra usidra suidra adiusr daiusr aidusr iadusr diausr idausr aduisr dauisr audisr uadisr duaisr udaisr aiudsr iaudsr auidsr uaidsr iuadsr uiadsr diuasr iduasr duiasr udiasr iudasr uidasr adisur daisur aidsur iadsur diasur idasur adsiur dasiur asdiur sadiur dsaiur sdaiur aisdur iasdur asidur saidur isadur siadur disaur idsaur dsiaur sdiaur isdaur sidaur adusir dausir audsir uadsir duasir udasir adsuir dasuir asduir saduir dsauir sdauir ausdir uasdir asudir saudir usadir suadir dusair udsair dsuair sduair usdair sudair aiusdr iausdr auisdr uaisdr iuasdr uiasdr aisudr iasudr asiudr saiudr isaudr siaudr ausidr uasidr asuidr sauidr usaidr suaidr iusadr uisadr isuadr siuadr usiadr suiadr diusar idusar duisar udisar iudsar uidsar disuar idsuar dsiuar sdiuar isduar siduar dusiar udsiar dsuiar sduiar usdiar sudiar iusdar uisdar isudar siudar usidar suidar
Note: these 'words' (valid or invalid) are all the permutations of the word radius. These words are obtained by scrambling the letters in radius.