perps eprps preps rpeps erpps repps peprs epprs ppers ppers epprs peprs prpes rppes ppres ppres rppes prpes erpps repps eprps perps rpeps preps persp eprsp presp rpesp erpsp repsp pesrp epsrp pserp sperp esprp seprp prsep rpsep psrep sprep rspep srpep erspp respp esrpp serpp rsepp srepp pepsr eppsr ppesr ppesr eppsr pepsr pespr epspr psepr spepr esppr seppr ppser ppser psper spper psper spper epspr pespr esppr seppr psepr spepr prpse rppse pprse pprse rppse prpse prspe rpspe psrpe sprpe rsppe srppe ppsre ppsre pspre sppre pspre sppre rpspe prspe rsppe srppe psrpe sprpe erpsp repsp eprsp persp rpesp presp erspp respp esrpp serpp rsepp srepp epsrp pesrp esprp seprp pserp sperp rpsep prsep rspep srpep psrep sprep
Note: these 'words' (valid or invalid) are all the permutations of the word perps. These words are obtained by scrambling the letters in perps.