foyer ofyer fyoer yfoer oyfer yofer foeyr ofeyr feoyr efoyr oefyr eofyr fyeor yfeor feyor efyor yefor eyfor oyefr yoefr oeyfr eoyfr yeofr eyofr foyre ofyre fyore yfore oyfre yofre forye ofrye froye rfoye orfye rofye fyroe yfroe fryoe rfyoe yrfoe ryfoe oyrfe yorfe oryfe royfe yrofe ryofe foery ofery feory efory oefry eofry forey ofrey froey rfoey orfey rofey feroy efroy freoy rfeoy erfoy refoy oerfy eorfy orefy roefy erofy reofy fyero yfero feyro efyro yefro eyfro fyreo yfreo fryeo rfyeo yrfeo ryfeo feryo efryo freyo rfeyo erfyo refyo yerfo eyrfo yrefo ryefo eryfo reyfo oyerf yoerf oeyrf eoyrf yeorf eyorf oyref yoref oryef royef yroef ryoef oeryf eoryf oreyf roeyf eroyf reoyf yerof eyrof yreof ryeof eryof reyof
Note: these 'words' (valid or invalid) are all the permutations of the word foyer. These words are obtained by scrambling the letters in foyer.