byres ybres bryes rbyes yrbes rybes byers ybers beyrs ebyrs yebrs eybrs breys rbeys berys ebrys rebys erbys yrebs ryebs yerbs eyrbs reybs erybs byrse ybrse bryse rbyse yrbse rybse bysre ybsre bsyre sbyre ysbre sybre brsye rbsye bsrye sbrye rsbye srbye yrsbe rysbe ysrbe syrbe rsybe srybe byesr ybesr beysr ebysr yebsr eybsr byser ybser bsyer sbyer ysber syber besyr ebsyr bseyr sbeyr esbyr sebyr yesbr eysbr ysebr syebr esybr seybr bresy rbesy bersy ebrsy rebsy erbsy brsey rbsey bsrey sbrey rsbey srbey besry ebsry bsery sbery esbry sebry resby ersby rseby sreby esrby serby yresb ryesb yersb eyrsb reysb erysb yrseb ryseb ysreb syreb rsyeb sryeb yesrb eysrb yserb syerb esyrb seyrb resyb ersyb rseyb sreyb esryb seryb
Note: these 'words' (valid or invalid) are all the permutations of the word byres. These words are obtained by scrambling the letters in byres.