rumps urmps rmups mrups umrps murps rupms urpms rpums prums uprms purms rmpus mrpus rpmus prmus mprus pmrus umprs muprs upmrs pumrs mpurs pmurs rumsp urmsp rmusp mrusp umrsp mursp rusmp ursmp rsump srump usrmp surmp rmsup mrsup rsmup srmup msrup smrup umsrp musrp usmrp sumrp msurp smurp rupsm urpsm rpusm prusm uprsm pursm ruspm urspm rsupm srupm usrpm surpm rpsum prsum rspum srpum psrum sprum upsrm pusrm usprm suprm psurm spurm rmpsu mrpsu rpmsu prmsu mprsu pmrsu rmspu mrspu rsmpu srmpu msrpu smrpu rpsmu prsmu rspmu srpmu psrmu sprmu mpsru pmsru mspru smpru psmru spmru umpsr mupsr upmsr pumsr mpusr pmusr umspr muspr usmpr sumpr msupr smupr upsmr pusmr uspmr supmr psumr spumr mpsur pmsur mspur smpur psmur spmur
Note: these 'words' (valid or invalid) are all the permutations of the word rumps. These words are obtained by scrambling the letters in rumps.