gyres ygres gryes rgyes yrges ryges gyers ygers geyrs egyrs yegrs eygrs greys rgeys gerys egrys regys ergys yregs ryegs yergs eyrgs reygs erygs gyrse ygrse gryse rgyse yrgse rygse gysre ygsre gsyre sgyre ysgre sygre grsye rgsye gsrye sgrye rsgye srgye yrsge rysge ysrge syrge rsyge sryge gyesr ygesr geysr egysr yegsr eygsr gyser ygser gsyer sgyer ysger syger gesyr egsyr gseyr sgeyr esgyr segyr yesgr eysgr ysegr syegr esygr seygr gresy rgesy gersy egrsy regsy ergsy grsey rgsey gsrey sgrey rsgey srgey gesry egsry gsery sgery esgry segry resgy ersgy rsegy sregy esrgy sergy yresg ryesg yersg eyrsg reysg erysg yrseg ryseg ysreg syreg rsyeg sryeg yesrg eysrg yserg syerg esyrg seyrg resyg ersyg rseyg sreyg esryg seryg
Note: these 'words' (valid or invalid) are all the permutations of the word gyres. These words are obtained by scrambling the letters in gyres.