pedis epdis pdeis dpeis edpis depis peids epids pieds ipeds eipds iepds pdies dpies pides ipdes dipes idpes edips deips eidps iedps dieps ideps pedsi epdsi pdesi dpesi edpsi depsi pesdi epsdi psedi spedi espdi sepdi pdsei dpsei psdei spdei dspei sdpei edspi despi esdpi sedpi dsepi sdepi peisd episd piesd ipesd eipsd iepsd pesid epsid pseid speid espid sepid pised ipsed psied spied isped siped eispd iespd esipd seipd isepd siepd pdise dpise pidse ipdse dipse idpse pdsie dpsie psdie spdie dspie sdpie pisde ipsde pside spide ispde sipde dispe idspe dsipe sdipe isdpe sidpe edisp deisp eidsp iedsp diesp idesp edsip desip esdip sedip dseip sdeip eisdp iesdp esidp seidp isedp siedp disep idsep dsiep sdiep isdep sidep
Note: these 'words' (valid or invalid) are all the permutations of the word pedis. These words are obtained by scrambling the letters in pedis.