dwelt wdelt dewlt edwlt wedlt ewdlt dwlet wdlet dlwet ldwet wldet lwdet delwt edlwt dlewt ldewt eldwt ledwt weldt ewldt wledt lwedt elwdt lewdt dwetl wdetl dewtl edwtl wedtl ewdtl dwtel wdtel dtwel tdwel wtdel twdel detwl edtwl dtewl tdewl etdwl tedwl wetdl ewtdl wtedl twedl etwdl tewdl dwlte wdlte dlwte ldwte wldte lwdte dwtle wdtle dtwle tdwle wtdle twdle dltwe ldtwe dtlwe tdlwe ltdwe tldwe wltde lwtde wtlde twlde ltwde tlwde deltw edltw dletw ldetw eldtw ledtw detlw edtlw dtelw tdelw etdlw tedlw dltew ldtew dtlew tdlew ltdew tldew eltdw letdw etldw teldw ltedw tledw weltd ewltd wletd lwetd elwtd lewtd wetld ewtld wteld tweld etwld tewld wlted lwted wtled twled ltwed tlwed eltwd letwd etlwd telwd ltewd tlewd
Note: these 'words' (valid or invalid) are all the permutations of the word dwelt. These words are obtained by scrambling the letters in dwelt.