gafed agfed gfaed fgaed afged faged gaefd agefd geafd egafd aegfd eagfd gfead fgead gefad egfad fegad efgad afegd faegd aefgd eafgd feagd efagd gafde agfde gfade fgade afgde fagde gadfe agdfe gdafe dgafe adgfe dagfe gfdae fgdae gdfae dgfae fdgae dfgae afdge fadge adfge dafge fdage dfage gaedf agedf geadf egadf aegdf eagdf gadef agdef gdaef dgaef adgef dagef gedaf egdaf gdeaf dgeaf edgaf degaf aedgf eadgf adegf daegf edagf deagf gfeda fgeda gefda egfda fegda efgda gfdea fgdea gdfea dgfea fdgea dfgea gedfa egdfa gdefa dgefa edgfa degfa fedga efdga fdega dfega edfga defga afedg faedg aefdg eafdg feadg efadg afdeg fadeg adfeg dafeg fdaeg dfaeg aedfg eadfg adefg daefg edafg deafg fedag efdag fdeag dfeag edfag defag
Note: these 'words' (valid or invalid) are all the permutations of the word gafed. These words are obtained by scrambling the letters in gafed.