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