expand xepand epxand pexand xpeand pxeand exapnd xeapnd eaxpnd aexpnd xaepnd axepnd epaxnd peaxnd eapxnd aepxnd paexnd apexnd xpaend pxaend xapend axpend paxend apxend expnad xepnad epxnad pexnad xpenad pxenad exnpad xenpad enxpad nexpad xnepad nxepad epnxad penxad enpxad nepxad pnexad npexad xpnead pxnead xnpead nxpead pnxead npxead exanpd xeanpd eaxnpd aexnpd xaenpd axenpd exnapd xenapd enxapd nexapd xneapd nxeapd eanxpd aenxpd enaxpd neaxpd anexpd naexpd xanepd axnepd xnaepd nxaepd anxepd naxepd epanxd peanxd eapnxd aepnxd paenxd apenxd epnaxd penaxd enpaxd nepaxd pneaxd npeaxd eanpxd aenpxd enapxd neapxd anepxd naepxd panexd apnexd pnaexd npaexd anpexd napexd xpaned pxaned xapned axpned paxned apxned xpnaed pxnaed xnpaed nxpaed pnxaed npxaed xanped axnped xnaped nxaped anxped naxped panxed apnxed pnaxed npaxed anpxed napxed expadn xepadn epxadn pexadn xpeadn pxeadn exapdn xeapdn eaxpdn aexpdn xaepdn axepdn epaxdn peaxdn eapxdn aepxdn paexdn apexdn xpaedn pxaedn xapedn axpedn paxedn apxedn expdan xepdan epxdan pexdan xpedan pxedan exdpan xedpan edxpan dexpan xdepan dxepan epdxan pedxan edpxan depxan pdexan dpexan xpdean pxdean xdpean dxpean pdxean dpxean exadpn xeadpn eaxdpn aexdpn xaedpn axedpn exdapn xedapn edxapn dexapn xdeapn dxeapn eadxpn aedxpn edaxpn deaxpn adexpn daexpn xadepn axdepn xdaepn dxaepn adxepn daxepn epadxn peadxn eapdxn aepdxn paedxn apedxn epdaxn pedaxn edpaxn depaxn pdeaxn dpeaxn eadpxn aedpxn edapxn deapxn adepxn daepxn padexn apdexn pdaexn dpaexn adpexn dapexn xpaden pxaden xapden axpden paxden apxden xpdaen pxdaen xdpaen dxpaen pdxaen dpxaen xadpen axdpen xdapen dxapen adxpen daxpen padxen apdxen pdaxen dpaxen adpxen dapxen expnda xepnda epxnda pexnda xpenda pxenda exnpda xenpda enxpda nexpda xnepda nxepda epnxda penxda enpxda nepxda pnexda npexda xpneda pxneda xnpeda nxpeda pnxeda npxeda expdna xepdna epxdna pexdna xpedna pxedna exdpna xedpna edxpna dexpna xdepna dxepna epdxna pedxna edpxna depxna pdexna dpexna xpdena pxdena xdpena dxpena pdxena dpxena exndpa xendpa enxdpa nexdpa xnedpa nxedpa exdnpa xednpa edxnpa dexnpa xdenpa dxenpa endxpa nedxpa ednxpa denxpa ndexpa dnexpa xndepa nxdepa xdnepa dxnepa ndxepa dnxepa epndxa pendxa enpdxa nepdxa pnedxa npedxa epdnxa pednxa edpnxa depnxa pdenxa dpenxa endpxa nedpxa ednpxa denpxa ndepxa dnepxa pndexa npdexa pdnexa dpnexa ndpexa dnpexa xpndea pxndea xnpdea nxpdea pnxdea npxdea xpdnea pxdnea xdpnea dxpnea pdxnea dpxnea xndpea nxdpea xdnpea dxnpea ndxpea dnxpea pndxea npdxea pdnxea dpnxea ndpxea dnpxea exandp xeandp eaxndp aexndp xaendp axendp exnadp xenadp enxadp nexadp xneadp nxeadp eanxdp aenxdp enaxdp neaxdp anexdp naexdp xanedp axnedp xnaedp nxaedp anxedp naxedp exadnp xeadnp eaxdnp aexdnp xaednp axednp exdanp xedanp edxanp dexanp xdeanp dxeanp eadxnp aedxnp edaxnp deaxnp adexnp daexnp xadenp axdenp xdaenp dxaenp adxenp daxenp exndap xendap enxdap nexdap xnedap nxedap exdnap xednap edxnap dexnap xdenap dxenap endxap nedxap ednxap denxap ndexap dnexap xndeap nxdeap xdneap dxneap ndxeap dnxeap eandxp aendxp enadxp neadxp anedxp naedxp eadnxp aednxp edanxp deanxp adenxp daenxp endaxp nedaxp ednaxp denaxp ndeaxp dneaxp andexp nadexp adnexp danexp ndaexp dnaexp xandep axndep xnadep nxadep anxdep naxdep xadnep axdnep xdanep dxanep adxnep daxnep xndaep nxdaep xdnaep dxnaep ndxaep dnxaep andxep nadxep adnxep danxep ndaxep dnaxep epandx peandx eapndx aepndx paendx apendx epnadx penadx enpadx nepadx pneadx npeadx eanpdx aenpdx enapdx neapdx anepdx naepdx panedx apnedx pnaedx npaedx anpedx napedx epadnx peadnx eapdnx aepdnx paednx apednx epdanx pedanx edpanx depanx pdeanx dpeanx eadpnx aedpnx edapnx deapnx adepnx daepnx padenx apdenx pdaenx dpaenx adpenx dapenx epndax pendax enpdax nepdax pnedax npedax epdnax pednax edpnax depnax pdenax dpenax endpax nedpax ednpax denpax ndepax dnepax pndeax npdeax pdneax dpneax ndpeax dnpeax eandpx aendpx enadpx neadpx anedpx naedpx eadnpx aednpx edanpx deanpx adenpx daenpx endapx nedapx ednapx denapx ndeapx dneapx andepx nadepx adnepx danepx ndaepx dnaepx pandex apndex pnadex npadex anpdex napdex padnex apdnex pdanex dpanex adpnex dapnex pndaex npdaex pdnaex dpnaex ndpaex dnpaex andpex nadpex adnpex danpex ndapex dnapex xpande pxande xapnde axpnde paxnde apxnde xpnade pxnade xnpade nxpade pnxade npxade xanpde axnpde xnapde nxapde anxpde naxpde panxde apnxde pnaxde npaxde anpxde napxde xpadne pxadne xapdne axpdne paxdne apxdne xpdane pxdane xdpane dxpane pdxane dpxane xadpne axdpne xdapne dxapne adxpne daxpne padxne apdxne pdaxne dpaxne adpxne dapxne xpndae pxndae xnpdae nxpdae pnxdae npxdae xpdnae pxdnae xdpnae dxpnae pdxnae dpxnae xndpae nxdpae xdnpae dxnpae ndxpae dnxpae pndxae npdxae pdnxae dpnxae ndpxae dnpxae xandpe axndpe xnadpe nxadpe anxdpe naxdpe xadnpe axdnpe xdanpe dxanpe adxnpe daxnpe xndape nxdape xdnape dxnape ndxape dnxape andxpe nadxpe adnxpe danxpe ndaxpe dnaxpe pandxe apndxe pnadxe npadxe anpdxe napdxe padnxe apdnxe pdanxe dpanxe adpnxe dapnxe pndaxe npdaxe pdnaxe dpnaxe ndpaxe dnpaxe andpxe nadpxe adnpxe danpxe ndapxe dnapxe
Note: these 'words' (valid or invalid) are all the permutations of the word expand. These words are obtained by scrambling the letters in expand.