ripost irpost rpiost priost iprost pirost riopst iropst roipst oripst iorpst oirpst rpoist proist ropist orpist porist oprist iporst piorst ioprst oiprst poirst opirst ripsot irpsot rpisot prisot iprsot pirsot rispot irspot rsipot sripot isrpot sirpot rpsiot prsiot rspiot srpiot psriot spriot ipsrot pisrot isprot siprot psirot spirot riospt irospt roispt orispt iorspt oirspt risopt irsopt rsiopt sriopt isropt siropt rosipt orsipt rsoipt sroipt osript soript iosrpt oisrpt isorpt siorpt osirpt soirpt rposit prosit ropsit orpsit porsit oprsit rpsoit prsoit rspoit srpoit psroit sproit rospit orspit rsopit sropit osrpit sorpit posrit opsrit psorit sporit osprit soprit iposrt piosrt iopsrt oipsrt poisrt opisrt ipsort pisort isport siport psiort spiort iosprt oisprt isoprt sioprt osiprt soiprt posirt opsirt psoirt spoirt ospirt sopirt ripots irpots rpiots priots iprots pirots riopts iropts roipts oripts iorpts oirpts rpoits proits ropits orpits porits oprits iports piorts ioprts oiprts poirts opirts riptos irptos rpitos pritos iprtos pirtos ritpos irtpos rtipos tripos itrpos tirpos rptios prtios rtpios trpios ptrios tprios iptros pitros itpros tipros ptiros tpiros riotps irotps roitps oritps iortps oirtps ritops irtops rtiops triops itrops tirops rotips ortips rtoips troips otrips torips iotrps oitrps itorps tiorps otirps toirps rpotis protis roptis orptis portis oprtis rptois prtois rtpois trpois ptrois tprois rotpis ortpis rtopis tropis otrpis torpis potris optris ptoris tporis otpris topris ipotrs piotrs ioptrs oiptrs poitrs opitrs iptors pitors itpors tipors ptiors tpiors iotprs oitprs itoprs tioprs otiprs toiprs potirs optirs ptoirs tpoirs otpirs topirs ripsto irpsto rpisto pristo iprsto pirsto rispto irspto rsipto sripto isrpto sirpto rpsito prsito rspito srpito psrito sprito ipsrto pisrto isprto siprto psirto spirto riptso irptso rpitso pritso iprtso pirtso ritpso irtpso rtipso tripso itrpso tirpso rptiso prtiso rtpiso trpiso ptriso tpriso iptrso pitrso itprso tiprso ptirso tpirso ristpo irstpo rsitpo sritpo isrtpo sirtpo ritspo irtspo rtispo trispo itrspo tirspo rstipo srtipo rtsipo trsipo stripo tsripo istrpo sitrpo itsrpo tisrpo stirpo tsirpo rpstio prstio rsptio srptio psrtio sprtio rptsio prtsio rtpsio trpsio ptrsio tprsio rstpio srtpio rtspio trspio strpio tsrpio pstrio sptrio ptsrio tpsrio stprio tsprio ipstro pistro isptro siptro psitro spitro iptsro pitsro itpsro tipsro ptisro tpisro istpro sitpro itspro tispro stipro tsipro pstiro sptiro ptsiro tpsiro stpiro tspiro riostp irostp roistp oristp iorstp oirstp risotp irsotp rsiotp sriotp isrotp sirotp rositp orsitp rsoitp sroitp osritp soritp iosrtp oisrtp isortp siortp osirtp soirtp riotsp irotsp roitsp oritsp iortsp oirtsp ritosp irtosp rtiosp triosp itrosp tirosp rotisp ortisp rtoisp troisp otrisp torisp iotrsp oitrsp itorsp tiorsp otirsp toirsp ristop irstop rsitop sritop isrtop sirtop ritsop irtsop rtisop trisop itrsop tirsop rstiop srtiop rtsiop trsiop striop tsriop istrop sitrop itsrop tisrop stirop tsirop rostip orstip rsotip srotip osrtip sortip rotsip ortsip rtosip trosip otrsip torsip rstoip srtoip rtsoip trsoip stroip tsroip ostrip sotrip otsrip tosrip storip tsorip iostrp oistrp isotrp siotrp ositrp soitrp iotsrp oitsrp itosrp tiosrp otisrp toisrp istorp sitorp itsorp tisorp stiorp tsiorp ostirp sotirp otsirp tosirp stoirp tsoirp rposti prosti ropsti orpsti porsti oprsti rpsoti prsoti rspoti srpoti psroti sproti rospti orspti rsopti sropti osrpti sorpti posrti opsrti psorti sporti osprti soprti rpotsi protsi roptsi orptsi portsi oprtsi rptosi prtosi rtposi trposi ptrosi tprosi rotpsi ortpsi rtopsi tropsi otrpsi torpsi potrsi optrsi ptorsi tporsi otprsi toprsi rpstoi prstoi rsptoi srptoi psrtoi sprtoi rptsoi prtsoi rtpsoi trpsoi ptrsoi tprsoi rstpoi srtpoi rtspoi trspoi strpoi tsrpoi pstroi sptroi ptsroi tpsroi stproi tsproi rostpi orstpi rsotpi srotpi osrtpi sortpi rotspi ortspi rtospi trospi otrspi torspi rstopi srtopi rtsopi trsopi stropi tsropi ostrpi sotrpi otsrpi tosrpi storpi tsorpi postri opstri psotri spotri osptri soptri potsri optsri ptosri tposri otpsri topsri pstori sptori ptsori tpsori stpori tspori ostpri sotpri otspri tospri stopri tsopri ipostr piostr iopstr oipstr poistr opistr ipsotr pisotr ispotr sipotr psiotr spiotr iosptr oisptr isoptr sioptr osiptr soiptr positr opsitr psoitr spoitr ospitr sopitr ipotsr piotsr ioptsr oiptsr poitsr opitsr iptosr pitosr itposr tiposr ptiosr tpiosr iotpsr oitpsr itopsr tiopsr otipsr toipsr potisr optisr ptoisr tpoisr otpisr topisr ipstor pistor isptor siptor psitor spitor iptsor pitsor itpsor tipsor ptisor tpisor istpor sitpor itspor tispor stipor tsipor pstior sptior ptsior tpsior stpior tspior iostpr oistpr isotpr siotpr ositpr soitpr iotspr oitspr itospr tiospr otispr toispr istopr sitopr itsopr tisopr stiopr tsiopr ostipr sotipr otsipr tosipr stoipr tsoipr postir opstir psotir spotir osptir soptir potsir optsir ptosir tposir otpsir topsir pstoir sptoir ptsoir tpsoir stpoir tspoir ostpir sotpir otspir tospir stopir tsopir
Note: these 'words' (valid or invalid) are all the permutations of the word ripost. These words are obtained by scrambling the letters in ripost.