kyeon ykeon keyon ekyon yekon eykon kyoen ykoen koyen okyen yoken oyken keoyn ekoyn koeyn okeyn eokyn oekyn yeokn eyokn yoekn oyekn eoykn oeykn kyeno ykeno keyno ekyno yekno eykno kyneo ykneo knyeo nkyeo ynkeo nykeo kenyo eknyo kneyo nkeyo enkyo nekyo yenko eynko yneko nyeko enyko neyko kyone ykone koyne okyne yokne oykne kynoe yknoe knyoe nkyoe ynkoe nykoe konye oknye knoye nkoye onkye nokye yonke oynke ynoke nyoke onyke noyke keony ekony koeny okeny eokny oekny kenoy eknoy kneoy nkeoy enkoy nekoy koney okney knoey nkoey onkey nokey eonky oenky enoky neoky oneky noeky yeonk eyonk yoenk oyenk eoynk oeynk yenok eynok yneok nyeok enyok neyok yonek oynek ynoek nyoek onyek noyek eonyk oenyk enoyk neoyk oneyk noeyk
Note: these 'words' (valid or invalid) are all the permutations of the word kyeon. These words are obtained by scrambling the letters in kyeon.