yield iyeld yeild eyild ieyld eiyld yiled iyled ylied lyied ilyed liyed yelid eylid yleid lyeid elyid leyid ielyd eilyd ileyd lieyd eliyd leiyd yiedl iyedl yeidl eyidl ieydl eiydl yidel iydel ydiel dyiel idyel diyel yedil eydil ydeil dyeil edyil deyil iedyl eidyl ideyl dieyl ediyl deiyl yilde iylde ylide lyide ilyde liyde yidle iydle ydile dyile idyle diyle yldie lydie ydlie dylie ldyie dlyie ildye lidye idlye dilye ldiye dliye yeldi eyldi yledi lyedi elydi leydi yedli eydli ydeli dyeli edyli deyli yldei lydei ydlei dylei ldyei dlyei eldyi ledyi edlyi delyi ldeyi dleyi ieldy eildy iledy liedy elidy leidy iedly eidly idely diely edily deily ildey lidey idley diley ldiey dliey eldiy lediy edliy deliy ldeiy dleiy
Note: these 'words' (valid or invalid) are all the permutations of the word yield. These words are obtained by scrambling the letters in yield.