scats csats sacts ascts casts acsts sctas cstas stcas tscas ctsas tcsas satcs astcs stacs tsacs atscs tascs catss actss ctass tcass atcss tacss scast csast sacst ascst casst acsst scsat cssat sscat sscat cssat scsat sasct assct ssact ssact assct sasct casst acsst csast scast ascst sacst sctsa cstsa stcsa tscsa ctssa tcssa scsta cssta sscta sscta cssta scsta stsca tssca sstca sstca tssca stsca ctssa tcssa cstsa sctsa tscsa stcsa satsc astsc stasc tsasc atssc tassc sastc asstc ssatc ssatc asstc sastc stsac tssac sstac sstac tssac stsac atssc tassc astsc satsc tsasc stasc catss actss ctass tcass atcss tacss casts acsts csats scats ascts sacts ctsas tcsas cstas sctas tscas stcas atscs tascs astcs satcs tsacs stacs
Note: these 'words' (valid or invalid) are all the permutations of the word scats. These words are obtained by scrambling the letters in scats.