yoker oyker ykoer kyoer okyer koyer yoekr oyekr yeokr eyokr oeykr eoykr ykeor kyeor yekor eykor keyor ekyor okeyr koeyr oekyr eokyr keoyr ekoyr yokre oykre ykore kyore okyre koyre yorke oyrke yroke ryoke oryke royke ykroe kyroe yrkoe rykoe kryoe rkyoe okrye korye orkye rokye kroye rkoye yoerk oyerk yeork eyork oeyrk eoyrk yorek oyrek yroek ryoek oryek royek yerok eyrok yreok ryeok eryok reyok oeryk eoryk oreyk roeyk eroyk reoyk ykero kyero yekro eykro keyro ekyro ykreo kyreo yrkeo rykeo kryeo rkyeo yerko eyrko yreko ryeko eryko reyko keryo ekryo kreyo rkeyo erkyo rekyo okery koery oekry eokry keory ekory okrey korey orkey rokey kroey rkoey oerky eorky oreky roeky eroky reoky keroy ekroy kreoy rkeoy erkoy rekoy
Note: these 'words' (valid or invalid) are all the permutations of the word yoker. These words are obtained by scrambling the letters in yoker.