tiops itops toips otips iotps oitps tipos itpos tpios ptios iptos pitos topis otpis tpois ptois optis potis iopts oipts ipots piots opits poits tiosp itosp toisp otisp iotsp oitsp tisop itsop tsiop stiop istop sitop tosip otsip tsoip stoip ostip sotip iostp oistp isotp siotp ositp soitp tipso itpso tpiso ptiso iptso pitso tispo itspo tsipo stipo istpo sitpo tpsio ptsio tspio stpio pstio sptio ipsto pisto ispto sipto psito spito topsi otpsi tposi ptosi optsi potsi tospi otspi tsopi stopi ostpi sotpi tpsoi ptsoi tspoi stpoi pstoi sptoi opsti posti ospti sopti psoti spoti iopst oipst ipost piost opist poist iospt oispt isopt siopt osipt soipt ipsot pisot ispot sipot psiot spiot opsit posit ospit sopit psoit spoit
Note: these 'words' (valid or invalid) are all the permutations of the word tiops. These words are obtained by scrambling the letters in tiops.