ouzel uozel ozuel zouel uzoel zuoel ouezl uoezl oeuzl eouzl ueozl euozl ozeul zoeul oezul eozul zeoul ezoul uzeol zueol uezol euzol zeuol ezuol ouzle uozle ozule zoule uzole zuole oulze uolze oluze louze uloze luoze ozlue zolue olzue lozue zloue lzoue uzloe zuloe ulzoe luzoe zluoe lzuoe ouelz uoelz oeulz eoulz ueolz euolz oulez uolez oluez louez uloez luoez oeluz eoluz oleuz loeuz elouz leouz ueloz euloz uleoz lueoz eluoz leuoz ozelu zoelu oezlu eozlu zeolu ezolu ozleu zoleu olzeu lozeu zloeu lzoeu oelzu eolzu olezu loezu elozu leozu zelou ezlou zleou lzeou elzou lezou uzelo zuelo uezlo euzlo zeulo ezulo uzleo zuleo ulzeo luzeo zlueo lzueo uelzo eulzo ulezo luezo eluzo leuzo zeluo ezluo zleuo lzeuo elzuo lezuo
Note: these 'words' (valid or invalid) are all the permutations of the word ouzel. These words are obtained by scrambling the letters in ouzel.