nysep ynsep nsyep snyep ysnep synep nyesp ynesp neysp enysp yensp eynsp nseyp sneyp nesyp ensyp senyp esnyp ysenp syenp yesnp eysnp seynp esynp nyspe ynspe nsype snype ysnpe synpe nypse ynpse npyse pnyse ypnse pynse nspye snpye npsye pnsye spnye psnye yspne sypne ypsne pysne spyne psyne nyeps yneps neyps enyps yenps eynps nypes ynpes npyes pnyes ypnes pynes nepys enpys npeys pneys epnys penys yepns eypns ypens pyens epyns peyns nsepy snepy nespy enspy senpy esnpy nspey snpey npsey pnsey spney psney nepsy enpsy npesy pnesy epnsy pensy sepny espny speny pseny epsny pesny ysepn syepn yespn eyspn seypn esypn yspen sypen ypsen pysen spyen psyen yepsn eypsn ypesn pyesn epysn peysn sepyn espyn speyn pseyn epsyn pesyn
Note: these 'words' (valid or invalid) are all the permutations of the word nysep. These words are obtained by scrambling the letters in nysep.