ravels arvels rvaels vraels avrels varels raevls arevls reavls eravls aervls earvls rveals vreals revals ervals verals evrals averls vaerls aevrls eavrls vearls evarls ravles arvles rvales vrales avrles varles ralves arlves rlaves lraves alrves larves rvlaes vrlaes rlvaes lrvaes vlraes lvraes avlres valres alvres lavres vlares lvares raelvs arelvs realvs eralvs aerlvs earlvs ralevs arlevs rlaevs lraevs alrevs larevs relavs erlavs rleavs lreavs elravs leravs aelrvs ealrvs alervs laervs elarvs learvs rvelas vrelas revlas ervlas verlas evrlas rvleas vrleas rlveas lrveas vlreas lvreas relvas erlvas rlevas lrevas elrvas lervas velras evlras vleras lveras elvras levras avelrs vaelrs aevlrs eavlrs vealrs evalrs avlers valers alvers lavers vlaers lvaers aelvrs ealvrs alevrs laevrs elavrs leavrs velars evlars vlears lvears elvars levars ravesl arvesl rvaesl vraesl avresl varesl raevsl arevsl reavsl eravsl aervsl earvsl rveasl vreasl revasl ervasl verasl evrasl aversl vaersl aevrsl eavrsl vearsl evarsl ravsel arvsel rvasel vrasel avrsel varsel rasvel arsvel rsavel sravel asrvel sarvel rvsael vrsael rsvael srvael vsrael svrael avsrel vasrel asvrel savrel vsarel svarel raesvl aresvl reasvl erasvl aersvl earsvl rasevl arsevl rsaevl sraevl asrevl sarevl resavl ersavl rseavl sreavl esravl seravl aesrvl easrvl aservl saervl esarvl searvl rvesal vresal revsal ervsal versal evrsal rvseal vrseal rsveal srveal vsreal svreal resval ersval rseval sreval esrval serval vesral evsral vseral sveral esvral sevral avesrl vaesrl aevsrl eavsrl veasrl evasrl avserl vaserl asverl saverl vsaerl svaerl aesvrl easvrl asevrl saevrl esavrl seavrl vesarl evsarl vsearl svearl esvarl sevarl ravlse arvlse rvalse vralse avrlse varlse ralvse arlvse rlavse lravse alrvse larvse rvlase vrlase rlvase lrvase vlrase lvrase avlrse valrse alvrse lavrse vlarse lvarse ravsle arvsle rvasle vrasle avrsle varsle rasvle arsvle rsavle sravle asrvle sarvle rvsale vrsale rsvale srvale vsrale svrale avsrle vasrle asvrle savrle vsarle svarle ralsve arlsve rlasve lrasve alrsve larsve raslve arslve rsalve sralve asrlve sarlve rlsave lrsave rslave srlave lsrave slrave alsrve lasrve aslrve salrve lsarve slarve rvlsae vrlsae rlvsae lrvsae vlrsae lvrsae rvslae vrslae rsvlae srvlae vsrlae svrlae rlsvae lrsvae rslvae srlvae lsrvae slrvae vlsrae lvsrae vslrae svlrae lsvrae slvrae avlsre valsre alvsre lavsre vlasre lvasre avslre vaslre asvlre savlre vsalre svalre alsvre lasvre aslvre salvre lsavre slavre vlsare lvsare vslare svlare lsvare slvare raelsv arelsv realsv eralsv aerlsv earlsv ralesv arlesv rlaesv lraesv alresv laresv relasv erlasv rleasv lreasv elrasv lerasv aelrsv ealrsv alersv laersv elarsv learsv raeslv areslv reaslv eraslv aerslv earslv raselv arselv rsaelv sraelv asrelv sarelv resalv ersalv rsealv srealv esralv seralv aesrlv easrlv aserlv saerlv esarlv searlv ralsev arlsev rlasev lrasev alrsev larsev raslev arslev rsalev sralev asrlev sarlev rlsaev lrsaev rslaev srlaev lsraev slraev alsrev lasrev aslrev salrev lsarev slarev relsav erlsav rlesav lresav elrsav lersav reslav erslav rselav srelav esrlav serlav rlseav lrseav rsleav srleav lsreav slreav elsrav lesrav eslrav selrav lserav slerav aelsrv ealsrv alesrv laesrv elasrv leasrv aeslrv easlrv aselrv saelrv esalrv sealrv alserv laserv aslerv salerv lsaerv slaerv elsarv lesarv eslarv selarv lsearv slearv rvelsa vrelsa revlsa ervlsa verlsa evrlsa rvlesa vrlesa rlvesa lrvesa vlresa lvresa relvsa erlvsa rlevsa lrevsa elrvsa lervsa velrsa evlrsa vlersa lversa elvrsa levrsa rvesla vresla revsla ervsla versla evrsla rvsela vrsela rsvela srvela vsrela svrela resvla ersvla rsevla srevla esrvla servla vesrla evsrla vserla sverla esvrla sevrla rvlsea vrlsea rlvsea lrvsea vlrsea lvrsea rvslea vrslea rsvlea srvlea vsrlea svrlea rlsvea lrsvea rslvea srlvea lsrvea slrvea vlsrea lvsrea vslrea svlrea lsvrea slvrea relsva erlsva rlesva lresva elrsva lersva reslva erslva rselva srelva esrlva serlva rlseva lrseva rsleva srleva lsreva slreva elsrva lesrva eslrva selrva lserva slerva velsra evlsra vlesra lvesra elvsra levsra veslra evslra vselra svelra esvlra sevlra vlsera lvsera vslera svlera lsvera slvera elsvra lesvra eslvra selvra lsevra slevra avelsr vaelsr aevlsr eavlsr vealsr evalsr avlesr valesr alvesr lavesr vlaesr lvaesr aelvsr ealvsr alevsr laevsr elavsr leavsr velasr evlasr vleasr lveasr elvasr levasr aveslr vaeslr aevslr eavslr veaslr evaslr avselr vaselr asvelr savelr vsaelr svaelr aesvlr easvlr asevlr saevlr esavlr seavlr vesalr evsalr vsealr svealr esvalr sevalr avlser valser alvser lavser vlaser lvaser avsler vasler asvler savler vsaler svaler alsver lasver aslver salver lsaver slaver vlsaer lvsaer vslaer svlaer lsvaer slvaer aelsvr ealsvr alesvr laesvr elasvr leasvr aeslvr easlvr aselvr saelvr esalvr sealvr alsevr lasevr aslevr salevr lsaevr slaevr elsavr lesavr eslavr selavr lseavr sleavr velsar evlsar vlesar lvesar elvsar levsar veslar evslar vselar svelar esvlar sevlar vlsear lvsear vslear svlear lsvear slvear elsvar lesvar eslvar selvar lsevar slevar
Note: these 'words' (valid or invalid) are all the permutations of the word ravels. These words are obtained by scrambling the letters in ravels.