freak rfeak ferak efrak refak erfak fraek rfaek farek afrek rafek arfek feark efark faerk aferk eafrk aefrk reafk erafk raefk arefk earfk aerfk freka rfeka ferka efrka refka erfka frkea rfkea fkrea kfrea rkfea krfea fekra efkra fkera kfera ekfra kefra rekfa erkfa rkefa krefa ekrfa kerfa frake rfake farke afrke rafke arfke frkae rfkae fkrae kfrae rkfae krfae fakre afkre fkare kfare akfre kafre rakfe arkfe rkafe krafe akrfe karfe feakr efakr faekr afekr eafkr aefkr fekar efkar fkear kfear ekfar kefar faker afker fkaer kfaer akfer kafer eakfr aekfr ekafr keafr akefr kaefr reakf erakf raekf arekf earkf aerkf rekaf erkaf rkeaf kreaf ekraf keraf rakef arkef rkaef kraef akref karef eakrf aekrf ekarf kearf akerf kaerf
Note: these 'words' (valid or invalid) are all the permutations of the word freak. These words are obtained by scrambling the letters in freak.