puked upked pkued kpued ukped kuped puekd upekd peukd epukd uepkd eupkd pkeud kpeud pekud epkud kepud ekpud ukepd kuepd uekpd eukpd keupd ekupd pukde upkde pkude kpude ukpde kupde pudke updke pduke dpuke udpke dupke pkdue kpdue pdkue dpkue kdpue dkpue ukdpe kudpe udkpe dukpe kdupe dkupe puedk upedk peudk epudk uepdk eupdk pudek updek pduek dpuek udpek dupek peduk epduk pdeuk dpeuk edpuk depuk uedpk eudpk udepk duepk edupk deupk pkedu kpedu pekdu epkdu kepdu ekpdu pkdeu kpdeu pdkeu dpkeu kdpeu dkpeu pedku epdku pdeku dpeku edpku depku kedpu ekdpu kdepu dkepu edkpu dekpu ukedp kuedp uekdp eukdp keudp ekudp ukdep kudep udkep dukep kduep dkuep uedkp eudkp udekp duekp edukp deukp kedup ekdup kdeup dkeup edkup dekup
Note: these 'words' (valid or invalid) are all the permutations of the word puked. These words are obtained by scrambling the letters in puked.