wreaks rweaks weraks ewraks rewaks erwaks wraeks rwaeks wareks awreks raweks arweks wearks ewarks waerks awerks eawrks aewrks reawks erawks raewks arewks earwks aerwks wrekas rwekas werkas ewrkas rewkas erwkas wrkeas rwkeas wkreas kwreas rkweas krweas wekras ewkras wkeras kweras ekwras kewras rekwas erkwas rkewas krewas ekrwas kerwas wrakes rwakes warkes awrkes rawkes arwkes wrkaes rwkaes wkraes kwraes rkwaes krwaes wakres awkres wkares kwares akwres kawres rakwes arkwes rkawes krawes akrwes karwes weakrs ewakrs waekrs awekrs eawkrs aewkrs wekars ewkars wkears kwears ekwars kewars wakers awkers wkaers kwaers akwers kawers eakwrs aekwrs ekawrs keawrs akewrs kaewrs reakws erakws raekws arekws earkws aerkws rekaws erkaws rkeaws kreaws ekraws keraws rakews arkews rkaews kraews akrews karews eakrws aekrws ekarws kearws akerws kaerws wreask rweask werask ewrask rewask erwask wraesk rwaesk waresk awresk rawesk arwesk wearsk ewarsk waersk awersk eawrsk aewrsk reawsk erawsk raewsk arewsk earwsk aerwsk wresak rwesak wersak ewrsak rewsak erwsak wrseak rwseak wsreak swreak rsweak srweak wesrak ewsrak wserak swerak eswrak sewrak reswak erswak rsewak srewak esrwak serwak wrasek rwasek warsek awrsek rawsek arwsek wrsaek rwsaek wsraek swraek rswaek srwaek wasrek awsrek wsarek swarek aswrek sawrek raswek arswek rsawek srawek asrwek sarwek weasrk ewasrk waesrk awesrk eawsrk aewsrk wesark ewsark wseark sweark eswark sewark waserk awserk wsaerk swaerk aswerk sawerk easwrk aeswrk esawrk seawrk asewrk saewrk reaswk eraswk raeswk areswk earswk aerswk resawk ersawk rseawk sreawk esrawk serawk rasewk arsewk rsaewk sraewk asrewk sarewk easrwk aesrwk esarwk searwk aserwk saerwk wreksa rweksa werksa ewrksa rewksa erwksa wrkesa rwkesa wkresa kwresa rkwesa krwesa wekrsa ewkrsa wkersa kwersa ekwrsa kewrsa rekwsa erkwsa rkewsa krewsa ekrwsa kerwsa wreska rweska werska ewrska rewska erwska wrseka rwseka wsreka swreka rsweka srweka wesrka ewsrka wserka swerka eswrka sewrka reswka erswka rsewka srewka esrwka serwka wrksea rwksea wkrsea kwrsea rkwsea krwsea wrskea rwskea wsrkea swrkea rswkea srwkea wksrea kwsrea wskrea swkrea kswrea skwrea rkswea krswea rskwea srkwea ksrwea skrwea weksra ewksra wkesra kwesra ekwsra kewsra weskra ewskra wsekra swekra eswkra sewkra wksera kwsera wskera swkera kswera skwera ekswra keswra eskwra sekwra ksewra skewra rekswa erkswa rkeswa kreswa ekrswa kerswa reskwa erskwa rsekwa srekwa esrkwa serkwa rksewa krsewa rskewa srkewa ksrewa skrewa eksrwa kesrwa eskrwa sekrwa kserwa skerwa wrakse rwakse warkse awrkse rawkse arwkse wrkase rwkase wkrase kwrase rkwase krwase wakrse awkrse wkarse kwarse akwrse kawrse rakwse arkwse rkawse krawse akrwse karwse wraske rwaske warske awrske rawske arwske wrsake rwsake wsrake swrake rswake srwake wasrke awsrke wsarke swarke aswrke sawrke raswke arswke rsawke srawke asrwke sarwke wrksae rwksae wkrsae kwrsae rkwsae krwsae wrskae rwskae wsrkae swrkae rswkae srwkae wksrae kwsrae wskrae swkrae kswrae skwrae rkswae krswae rskwae srkwae ksrwae skrwae waksre awksre wkasre kwasre akwsre kawsre waskre awskre wsakre swakre aswkre sawkre wksare kwsare wskare swkare ksware skware akswre kaswre askwre sakwre ksawre skawre rakswe arkswe rkaswe kraswe akrswe karswe raskwe arskwe rsakwe srakwe asrkwe sarkwe rksawe krsawe rskawe srkawe ksrawe skrawe aksrwe kasrwe askrwe sakrwe ksarwe skarwe weaksr ewaksr waeksr aweksr eawksr aewksr wekasr ewkasr wkeasr kweasr ekwasr kewasr wakesr awkesr wkaesr kwaesr akwesr kawesr eakwsr aekwsr ekawsr keawsr akewsr kaewsr weaskr ewaskr waeskr aweskr eawskr aewskr wesakr ewsakr wseakr sweakr eswakr sewakr wasekr awsekr wsaekr swaekr aswekr sawekr easwkr aeswkr esawkr seawkr asewkr saewkr weksar ewksar wkesar kwesar ekwsar kewsar weskar ewskar wsekar swekar eswkar sewkar wksear kwsear wskear swkear kswear skwear ekswar keswar eskwar sekwar ksewar skewar wakser awkser wkaser kwaser akwser kawser wasker awsker wsaker swaker aswker sawker wksaer kwsaer wskaer swkaer kswaer skwaer akswer kaswer askwer sakwer ksawer skawer eakswr aekswr ekaswr keaswr akeswr kaeswr easkwr aeskwr esakwr seakwr asekwr saekwr eksawr kesawr eskawr sekawr kseawr skeawr aksewr kasewr askewr sakewr ksaewr skaewr reaksw eraksw raeksw areksw earksw aerksw rekasw erkasw rkeasw kreasw ekrasw kerasw rakesw arkesw rkaesw kraesw akresw karesw eakrsw aekrsw ekarsw kearsw akersw kaersw reaskw eraskw raeskw areskw earskw aerskw resakw ersakw rseakw sreakw esrakw serakw rasekw arsekw rsaekw sraekw asrekw sarekw easrkw aesrkw esarkw searkw aserkw saerkw reksaw erksaw rkesaw kresaw ekrsaw kersaw reskaw erskaw rsekaw srekaw esrkaw serkaw rkseaw krseaw rskeaw srkeaw ksreaw skreaw eksraw kesraw eskraw sekraw kseraw skeraw raksew arksew rkasew krasew akrsew karsew raskew arskew rsakew srakew asrkew sarkew rksaew krsaew rskaew srkaew ksraew skraew aksrew kasrew askrew sakrew ksarew skarew eaksrw aeksrw ekasrw keasrw akesrw kaesrw easkrw aeskrw esakrw seakrw asekrw saekrw eksarw kesarw eskarw sekarw ksearw skearw akserw kaserw askerw sakerw ksaerw skaerw
Note: these 'words' (valid or invalid) are all the permutations of the word wreaks. These words are obtained by scrambling the letters in wreaks.