pixel ipxel pxiel xpiel ixpel xipel piexl ipexl peixl epixl iepxl eipxl pxeil xpeil pexil epxil xepil expil ixepl xiepl iexpl eixpl xeipl exipl pixle ipxle pxile xpile ixple xiple pilxe iplxe plixe lpixe ilpxe lipxe pxlie xplie plxie lpxie xlpie lxpie ixlpe xilpe ilxpe lixpe xlipe lxipe pielx ipelx peilx epilx ieplx eiplx pilex iplex pliex lpiex ilpex lipex pelix eplix pleix lpeix elpix lepix ielpx eilpx ilepx liepx elipx leipx pxeli xpeli pexli epxli xepli expli pxlei xplei plxei lpxei xlpei lxpei pelxi eplxi plexi lpexi elpxi lepxi xelpi exlpi xlepi lxepi elxpi lexpi ixelp xielp iexlp eixlp xeilp exilp ixlep xilep ilxep lixep xliep lxiep ielxp eilxp ilexp liexp elixp leixp xelip exlip xleip lxeip elxip lexip
Note: these 'words' (valid or invalid) are all the permutations of the word pixel. These words are obtained by scrambling the letters in pixel.