yodil oydil ydoil dyoil odyil doyil yoidl oyidl yiodl iyodl oiydl ioydl ydiol dyiol yidol iydol diyol idyol odiyl doiyl oidyl iodyl dioyl idoyl yodli oydli ydoli dyoli odyli doyli yoldi oyldi ylodi lyodi olydi loydi ydloi dyloi yldoi lydoi dlyoi ldyoi odlyi dolyi oldyi lodyi dloyi ldoyi yoild oyild yiold iyold oiyld ioyld yolid oylid yloid lyoid olyid loyid yilod iylod yliod lyiod ilyod liyod oilyd iolyd oliyd loiyd iloyd lioyd ydilo dyilo yidlo iydlo diylo idylo ydlio dylio yldio lydio dlyio ldyio yildo iyldo ylido lyido ilydo liydo dilyo idlyo dliyo ldiyo ildyo lidyo odily doily oidly iodly dioly idoly odliy doliy oldiy lodiy dloiy ldoiy oildy ioldy olidy loidy ilody liody diloy idloy dlioy ldioy ildoy lidoy
Note: these 'words' (valid or invalid) are all the permutations of the word yodil. These words are obtained by scrambling the letters in yodil.