zayin azyin zyain yzain ayzin yazin zaiyn aziyn ziayn izayn aizyn iazyn zyian yzian ziyan izyan yizan iyzan ayizn yaizn aiyzn iayzn yiazn iyazn zayni azyni zyani yzani ayzni yazni zanyi aznyi znayi nzayi anzyi nazyi zynai yznai znyai nzyai ynzai nyzai aynzi yanzi anyzi nayzi ynazi nyazi zainy aziny ziany izany aizny iazny zaniy azniy znaiy nzaiy anziy naziy zinay iznay zniay nziay inzay nizay ainzy ianzy anizy naizy inazy niazy zyina yzina ziyna izyna yizna iyzna zynia yznia znyia nzyia ynzia nyzia zinya iznya zniya nziya inzya nizya yinza iynza yniza nyiza inyza niyza ayinz yainz aiynz iaynz yianz iyanz ayniz yaniz anyiz nayiz ynaiz nyaiz ainyz ianyz aniyz naiyz inayz niayz yinaz iynaz yniaz nyiaz inyaz niyaz
Note: these 'words' (valid or invalid) are all the permutations of the word zayin. These words are obtained by scrambling the letters in zayin.