smpix mspix spmix psmix mpsix pmsix smipx msipx simpx ismpx mispx imspx spimx psimx sipmx ispmx pismx ipsmx mpisx pmisx mipsx impsx pimsx ipmsx smpxi mspxi spmxi psmxi mpsxi pmsxi smxpi msxpi sxmpi xsmpi mxspi xmspi spxmi psxmi sxpmi xspmi pxsmi xpsmi mpxsi pmxsi mxpsi xmpsi pxmsi xpmsi smixp msixp simxp ismxp misxp imsxp smxip msxip sxmip xsmip mxsip xmsip sixmp isxmp sximp xsimp ixsmp xismp mixsp imxsp mxisp xmisp ixmsp ximsp spixm psixm sipxm ispxm pisxm ipsxm spxim psxim sxpim xspim pxsim xpsim sixpm isxpm sxipm xsipm ixspm xispm pixsm ipxsm pxism xpism ixpsm xipsm mpixs pmixs mipxs impxs pimxs ipmxs mpxis pmxis mxpis xmpis pxmis xpmis mixps imxps mxips xmips ixmps ximps pixms ipxms pxims xpims ixpms xipms
Note: these 'words' (valid or invalid) are all the permutations of the word smpix. These words are obtained by scrambling the letters in smpix.