tweed wteed tewed etwed weted ewted tweed wteed tewed etwed weted ewted teewd etewd teewd etewd eetwd eetwd weetd ewetd weetd ewetd eewtd eewtd twede wtede tewde etwde wetde ewtde twdee wtdee tdwee dtwee wdtee dwtee tedwe etdwe tdewe dtewe edtwe detwe wedte ewdte wdete dwete edwte dewte twede wtede tewde etwde wetde ewtde twdee wtdee tdwee dtwee wdtee dwtee tedwe etdwe tdewe dtewe edtwe detwe wedte ewdte wdete dwete edwte dewte teedw etedw teedw etedw eetdw eetdw tedew etdew tdeew dteew edtew detew tedew etdew tdeew dteew edtew detew eedtw eedtw edetw deetw edetw deetw weedt ewedt weedt ewedt eewdt eewdt wedet ewdet wdeet dweet edwet dewet wedet ewdet wdeet dweet edwet dewet eedwt eedwt edewt deewt edewt deewt
Note: these 'words' (valid or invalid) are all the permutations of the word tweed. These words are obtained by scrambling the letters in tweed.