eriach reiach eirach ierach rieach ireach eraich reaich earich aerich raeich areich eiarch iearch eairch aeirch iaerch aierch riaech iraech raiech ariech iarech airech ericah reicah eircah iercah riecah irecah erciah reciah ecriah ceriah rceiah creiah eicrah iecrah ecirah ceirah icerah cierah riceah irceah rcieah crieah icreah cireah eracih reacih earcih aercih raecih arecih ercaih recaih ecraih ceraih rceaih creaih eacrih aecrih ecarih cearih acerih caerih raceih arceih rcaeih craeih acreih careih eiacrh ieacrh eaicrh aeicrh iaecrh aiecrh eicarh iecarh eciarh ceiarh icearh ciearh eacirh aecirh ecairh ceairh aceirh caeirh iacerh aicerh icaerh ciaerh acierh caierh riaceh iraceh raiceh ariceh iarceh airceh ricaeh ircaeh rciaeh criaeh icraeh ciraeh racieh arcieh rcaieh craieh acrieh carieh iacreh aicreh icareh ciareh acireh caireh eriahc reiahc eirahc ierahc rieahc ireahc eraihc reaihc earihc aerihc raeihc areihc eiarhc iearhc eairhc aeirhc iaerhc aierhc riaehc iraehc raiehc ariehc iarehc airehc erihac reihac eirhac ierhac riehac irehac erhiac rehiac ehriac heriac rheiac hreiac eihrac iehrac ehirac heirac iherac hierac riheac irheac rhieac hrieac ihreac hireac erahic reahic earhic aerhic raehic arehic erhaic rehaic ehraic heraic rheaic hreaic eahric aehric eharic hearic aheric haeric raheic arheic rhaeic hraeic ahreic hareic eiahrc ieahrc eaihrc aeihrc iaehrc aiehrc eiharc ieharc ehiarc heiarc ihearc hiearc eahirc aehirc ehairc heairc aheirc haeirc iaherc aiherc ihaerc hiaerc ahierc haierc riahec irahec raihec arihec iarhec airhec rihaec irhaec rhiaec hriaec ihraec hiraec rahiec arhiec rhaiec hraiec ahriec hariec iahrec aihrec iharec hiarec ahirec hairec ericha reicha eircha iercha riecha irecha erciha reciha ecriha ceriha rceiha creiha eicrha iecrha ecirha ceirha icerha cierha riceha irceha rcieha crieha icreha cireha erihca reihca eirhca ierhca riehca irehca erhica rehica ehrica herica rheica hreica eihrca iehrca ehirca heirca iherca hierca riheca irheca rhieca hrieca ihreca hireca erchia rechia ecrhia cerhia rcehia crehia erhcia rehcia ehrcia hercia rhecia hrecia echria cehria ehcria hecria cheria hceria rcheia crheia rhceia hrceia chreia hcreia eichra iechra ecihra ceihra icehra ciehra eihcra iehcra ehicra heicra ihecra hiecra echira cehira ehcira hecira cheira hceira ichera cihera ihcera hicera chiera hciera richea irchea rcihea crihea icrhea cirhea rihcea irhcea rhicea hricea ihrcea hircea rchiea crhiea rhciea hrciea chriea hcriea ichrea cihrea ihcrea hicrea chirea hcirea erachi reachi earchi aerchi raechi arechi ercahi recahi ecrahi cerahi rceahi creahi eacrhi aecrhi ecarhi cearhi acerhi caerhi racehi arcehi rcaehi craehi acrehi carehi erahci reahci earhci aerhci raehci arehci erhaci rehaci ehraci heraci rheaci hreaci eahrci aehrci eharci hearci aherci haerci raheci arheci rhaeci hraeci ahreci hareci erchai rechai ecrhai cerhai rcehai crehai erhcai rehcai ehrcai hercai rhecai hrecai echrai cehrai ehcrai hecrai cherai hcerai rcheai crheai rhceai hrceai chreai hcreai eachri aechri ecahri ceahri acehri caehri eahcri aehcri ehacri heacri ahecri haecri echari cehari ehcari hecari cheari hceari acheri caheri ahceri haceri chaeri hcaeri rachei archei rcahei crahei acrhei carhei rahcei arhcei rhacei hracei ahrcei harcei rchaei crhaei rhcaei hrcaei chraei hcraei achrei cahrei ahcrei hacrei charei hcarei eiachr ieachr eaichr aeichr iaechr aiechr eicahr iecahr eciahr ceiahr iceahr cieahr eacihr aecihr ecaihr ceaihr aceihr caeihr iacehr aicehr icaehr ciaehr aciehr caiehr eiahcr ieahcr eaihcr aeihcr iaehcr aiehcr eihacr iehacr ehiacr heiacr iheacr hieacr eahicr aehicr ehaicr heaicr aheicr haeicr iahecr aihecr ihaecr hiaecr ahiecr haiecr eichar iechar ecihar ceihar icehar ciehar eihcar iehcar ehicar heicar ihecar hiecar echiar cehiar ehciar heciar cheiar hceiar ichear cihear ihcear hicear chiear hciear eachir aechir ecahir ceahir acehir caehir eahcir aehcir ehacir heacir ahecir haecir echair cehair ehcair hecair cheair hceair acheir caheir ahceir haceir chaeir hcaeir iacher aicher icaher ciaher aciher caiher iahcer aihcer ihacer hiacer ahicer haicer ichaer cihaer ihcaer hicaer chiaer hciaer achier cahier ahcier hacier chaier hcaier riache irache raiche ariche iarche airche ricahe ircahe rciahe criahe icrahe cirahe racihe arcihe rcaihe craihe acrihe carihe iacrhe aicrhe icarhe ciarhe acirhe cairhe riahce irahce raihce arihce iarhce airhce rihace irhace rhiace hriace ihrace hirace rahice arhice rhaice hraice ahrice harice iahrce aihrce iharce hiarce ahirce hairce richae irchae rcihae crihae icrhae cirhae rihcae irhcae rhicae hricae ihrcae hircae rchiae crhiae rhciae hrciae chriae hcriae ichrae cihrae ihcrae hicrae chirae hcirae rachie archie rcahie crahie acrhie carhie rahcie arhcie rhacie hracie ahrcie harcie rchaie crhaie rhcaie hrcaie chraie hcraie achrie cahrie ahcrie hacrie charie hcarie iachre aichre icahre ciahre acihre caihre iahcre aihcre ihacre hiacre ahicre haicre ichare cihare ihcare hicare chiare hciare achire cahire ahcire hacire chaire hcaire
Note: these 'words' (valid or invalid) are all the permutations of the word eriach. These words are obtained by scrambling the letters in eriach.