curie ucrie cruie rcuie urcie rucie cuire ucire ciure icure uicre iucre criue rciue cirue icrue ricue ircue urice ruice uirce iurce riuce iruce curei ucrei cruei rcuei urcei rucei cueri uceri ceuri ecuri uecri eucri creui rceui cerui ecrui recui ercui ureci rueci uerci eurci reuci eruci cuier ucier ciuer icuer uicer iucer cueir uceir ceuir ecuir uecir eucir cieur iceur ceiur eciur iecur eicur uiecr iuecr ueicr euicr ieucr eiucr crieu rcieu cireu icreu riceu irceu creiu rceiu ceriu ecriu reciu erciu cieru iceru ceiru eciru iecru eicru riecu irecu reicu ericu iercu eircu uriec ruiec uirec iurec riuec iruec ureic rueic ueric euric reuic eruic uierc iuerc ueirc euirc ieurc eiurc rieuc ireuc reiuc eriuc ieruc eiruc
Note: these 'words' (valid or invalid) are all the permutations of the word curie. These words are obtained by scrambling the letters in curie.