luged ulged lgued glued ugled guled luegd ulegd leugd elugd uelgd eulgd lgeud gleud legud elgud gelud eglud ugeld gueld uegld eugld geuld eguld lugde ulgde lgude glude uglde gulde ludge uldge lduge dluge udlge dulge lgdue gldue ldgue dlgue gdlue dglue ugdle gudle udgle dugle gdule dgule luedg uledg leudg eludg ueldg euldg ludeg uldeg ldueg dlueg udleg duleg ledug eldug ldeug dleug edlug delug uedlg eudlg udelg duelg edulg deulg lgedu gledu legdu elgdu geldu egldu lgdeu gldeu ldgeu dlgeu gdleu dgleu ledgu eldgu ldegu dlegu edlgu delgu gedlu egdlu gdelu dgelu edglu deglu ugedl guedl uegdl eugdl geudl egudl ugdel gudel udgel dugel gduel dguel uedgl eudgl udegl duegl edugl deugl gedul egdul gdeul dgeul edgul degul
Note: these 'words' (valid or invalid) are all the permutations of the word luged. These words are obtained by scrambling the letters in luged.