tyred ytred tryed rtyed yrted ryted tyerd yterd teyrd etyrd yetrd eytrd treyd rteyd teryd etryd retyd ertyd yretd ryetd yertd eyrtd reytd erytd tyrde ytrde tryde rtyde yrtde rytde tydre ytdre tdyre dtyre ydtre dytre trdye rtdye tdrye dtrye rdtye drtye yrdte rydte ydrte dyrte rdyte dryte tyedr ytedr teydr etydr yetdr eytdr tyder ytder tdyer dtyer ydter dyter tedyr etdyr tdeyr dteyr edtyr detyr yedtr eydtr ydetr dyetr edytr deytr tredy rtedy terdy etrdy retdy ertdy trdey rtdey tdrey dtrey rdtey drtey tedry etdry tdery dtery edtry detry redty erdty rdety drety edrty derty yredt ryedt yerdt eyrdt reydt erydt yrdet rydet ydret dyret rdyet dryet yedrt eydrt ydert dyert edyrt deyrt redyt erdyt rdeyt dreyt edryt deryt
Note: these 'words' (valid or invalid) are all the permutations of the word tyred. These words are obtained by scrambling the letters in tyred.