frumps rfumps furmps ufrmps rufmps urfmps frmups rfmups fmrups mfrups rmfups mrfups fumrps ufmrps fmurps mfurps umfrps mufrps rumfps urmfps rmufps mrufps umrfps murfps frupms rfupms furpms ufrpms rufpms urfpms frpums rfpums fprums pfrums rpfums prfums fuprms ufprms fpurms pfurms upfrms pufrms rupfms urpfms rpufms prufms uprfms purfms frmpus rfmpus fmrpus mfrpus rmfpus mrfpus frpmus rfpmus fprmus pfrmus rpfmus prfmus fmprus mfprus fpmrus pfmrus mpfrus pmfrus rmpfus mrpfus rpmfus prmfus mprfus pmrfus fumprs ufmprs fmuprs mfuprs umfprs mufprs fupmrs ufpmrs fpumrs pfumrs upfmrs pufmrs fmpurs mfpurs fpmurs pfmurs mpfurs pmfurs umpfrs mupfrs upmfrs pumfrs mpufrs pmufrs rumpfs urmpfs rmupfs mrupfs umrpfs murpfs rupmfs urpmfs rpumfs prumfs uprmfs purmfs rmpufs mrpufs rpmufs prmufs mprufs pmrufs umprfs muprfs upmrfs pumrfs mpurfs pmurfs frumsp rfumsp furmsp ufrmsp rufmsp urfmsp frmusp rfmusp fmrusp mfrusp rmfusp mrfusp fumrsp ufmrsp fmursp mfursp umfrsp mufrsp rumfsp urmfsp rmufsp mrufsp umrfsp murfsp frusmp rfusmp fursmp ufrsmp rufsmp urfsmp frsump rfsump fsrump sfrump rsfump srfump fusrmp ufsrmp fsurmp sfurmp usfrmp sufrmp rusfmp ursfmp rsufmp srufmp usrfmp surfmp frmsup rfmsup fmrsup mfrsup rmfsup mrfsup frsmup rfsmup fsrmup sfrmup rsfmup srfmup fmsrup mfsrup fsmrup sfmrup msfrup smfrup rmsfup mrsfup rsmfup srmfup msrfup smrfup fumsrp ufmsrp fmusrp mfusrp umfsrp mufsrp fusmrp ufsmrp fsumrp sfumrp usfmrp sufmrp fmsurp mfsurp fsmurp sfmurp msfurp smfurp umsfrp musfrp usmfrp sumfrp msufrp smufrp rumsfp urmsfp rmusfp mrusfp umrsfp mursfp rusmfp ursmfp rsumfp srumfp usrmfp surmfp rmsufp mrsufp rsmufp srmufp msrufp smrufp umsrfp musrfp usmrfp sumrfp msurfp smurfp frupsm rfupsm furpsm ufrpsm rufpsm urfpsm frpusm rfpusm fprusm pfrusm rpfusm prfusm fuprsm ufprsm fpursm pfursm upfrsm pufrsm rupfsm urpfsm rpufsm prufsm uprfsm purfsm fruspm rfuspm furspm ufrspm rufspm urfspm frsupm rfsupm fsrupm sfrupm rsfupm srfupm fusrpm ufsrpm fsurpm sfurpm usfrpm sufrpm rusfpm ursfpm rsufpm srufpm usrfpm surfpm frpsum rfpsum fprsum pfrsum rpfsum prfsum frspum rfspum fsrpum sfrpum rsfpum srfpum fpsrum pfsrum fsprum sfprum psfrum spfrum rpsfum prsfum rspfum srpfum psrfum sprfum fupsrm ufpsrm fpusrm pfusrm upfsrm pufsrm fusprm ufsprm fsuprm sfuprm usfprm sufprm fpsurm pfsurm fspurm sfpurm psfurm spfurm upsfrm pusfrm uspfrm supfrm psufrm spufrm rupsfm urpsfm rpusfm prusfm uprsfm pursfm ruspfm urspfm rsupfm srupfm usrpfm surpfm rpsufm prsufm rspufm srpufm psrufm sprufm upsrfm pusrfm usprfm suprfm psurfm spurfm frmpsu rfmpsu fmrpsu mfrpsu rmfpsu mrfpsu frpmsu rfpmsu fprmsu pfrmsu rpfmsu prfmsu fmprsu mfprsu fpmrsu pfmrsu mpfrsu pmfrsu rmpfsu mrpfsu rpmfsu prmfsu mprfsu pmrfsu frmspu rfmspu fmrspu mfrspu rmfspu mrfspu frsmpu rfsmpu fsrmpu sfrmpu rsfmpu srfmpu fmsrpu mfsrpu fsmrpu sfmrpu msfrpu smfrpu rmsfpu mrsfpu rsmfpu srmfpu msrfpu smrfpu frpsmu rfpsmu fprsmu pfrsmu rpfsmu prfsmu frspmu rfspmu fsrpmu sfrpmu rsfpmu srfpmu fpsrmu pfsrmu fsprmu sfprmu psfrmu spfrmu rpsfmu prsfmu rspfmu srpfmu psrfmu sprfmu fmpsru mfpsru fpmsru pfmsru mpfsru pmfsru fmspru mfspru fsmpru sfmpru msfpru smfpru fpsmru pfsmru fspmru sfpmru psfmru spfmru mpsfru pmsfru mspfru smpfru psmfru spmfru rmpsfu mrpsfu rpmsfu prmsfu mprsfu pmrsfu rmspfu mrspfu rsmpfu srmpfu msrpfu smrpfu rpsmfu prsmfu rspmfu srpmfu psrmfu sprmfu mpsrfu pmsrfu msprfu smprfu psmrfu spmrfu fumpsr ufmpsr fmupsr mfupsr umfpsr mufpsr fupmsr ufpmsr fpumsr pfumsr upfmsr pufmsr fmpusr mfpusr fpmusr pfmusr mpfusr pmfusr umpfsr mupfsr upmfsr pumfsr mpufsr pmufsr fumspr ufmspr fmuspr mfuspr umfspr mufspr fusmpr ufsmpr fsumpr sfumpr usfmpr sufmpr fmsupr mfsupr fsmupr sfmupr msfupr smfupr umsfpr musfpr usmfpr sumfpr msufpr smufpr fupsmr ufpsmr fpusmr pfusmr upfsmr pufsmr fuspmr ufspmr fsupmr sfupmr usfpmr sufpmr fpsumr pfsumr fspumr sfpumr psfumr spfumr upsfmr pusfmr uspfmr supfmr psufmr spufmr fmpsur mfpsur fpmsur pfmsur mpfsur pmfsur fmspur mfspur fsmpur sfmpur msfpur smfpur fpsmur pfsmur fspmur sfpmur psfmur spfmur mpsfur pmsfur mspfur smpfur psmfur spmfur umpsfr mupsfr upmsfr pumsfr mpusfr pmusfr umspfr muspfr usmpfr sumpfr msupfr smupfr upsmfr pusmfr uspmfr supmfr psumfr spumfr mpsufr pmsufr mspufr smpufr psmufr spmufr rumpsf urmpsf rmupsf mrupsf umrpsf murpsf rupmsf urpmsf rpumsf prumsf uprmsf purmsf rmpusf mrpusf rpmusf prmusf mprusf pmrusf umprsf muprsf upmrsf pumrsf mpursf pmursf rumspf urmspf rmuspf mruspf umrspf murspf rusmpf ursmpf rsumpf srumpf usrmpf surmpf rmsupf mrsupf rsmupf srmupf msrupf smrupf umsrpf musrpf usmrpf sumrpf msurpf smurpf rupsmf urpsmf rpusmf prusmf uprsmf pursmf ruspmf urspmf rsupmf srupmf usrpmf surpmf rpsumf prsumf rspumf srpumf psrumf sprumf upsrmf pusrmf usprmf suprmf psurmf spurmf rmpsuf mrpsuf rpmsuf prmsuf mprsuf pmrsuf rmspuf mrspuf rsmpuf srmpuf msrpuf smrpuf rpsmuf prsmuf rspmuf srpmuf psrmuf sprmuf mpsruf pmsruf mspruf smpruf psmruf spmruf umpsrf mupsrf upmsrf pumsrf mpusrf pmusrf umsprf musprf usmprf sumprf msuprf smuprf upsmrf pusmrf uspmrf supmrf psumrf spumrf mpsurf pmsurf mspurf smpurf psmurf spmurf
Note: these 'words' (valid or invalid) are all the permutations of the word frumps. These words are obtained by scrambling the letters in frumps.