sutor ustor stuor tsuor utsor tusor suotr usotr soutr osutr uostr oustr stour tsour sotur ostur tosur otsur utosr tuosr uotsr outsr tousr otusr sutro ustro sturo tsuro utsro tusro surto usrto sruto rsuto ursto rusto struo tsruo srtuo rstuo trsuo rtsuo utrso turso urtso rutso truso rtuso suort usort sourt osurt uosrt ousrt surot usrot sruot rsuot ursot rusot sorut osrut srout rsout orsut rosut uorst ourst urost ruost orust roust storu tsoru sotru ostru tosru otsru strou tsrou srtou rstou trsou rtsou sortu osrtu srotu rsotu orstu rostu torsu otrsu trosu rtosu ortsu rotsu utors tuors uotrs outrs tours oturs utros turos urtos rutos truos rtuos uorts ourts urots ruots oruts routs torus otrus trous rtous ortus rotus
Note: these 'words' (valid or invalid) are all the permutations of the word sutor. These words are obtained by scrambling the letters in sutor.