pottos opttos ptotos tpotos otptos toptos pottos opttos ptotos tpotos otptos toptos pttoos tptoos pttoos tptoos ttpoos ttpoos ottpos totpos ottpos totpos ttopos ttopos potots optots ptoots tpoots otpots topots pootts opotts pootts opotts ooptts ooptts ptoots tpoots potots optots topots otpots otopts toopts ootpts ootpts toopts otopts potots optots ptoots tpoots otpots topots pootts opotts pootts opotts ooptts ooptts ptoots tpoots potots optots topots otpots otopts toopts ootpts ootpts toopts otopts pttoos tptoos pttoos tptoos ttpoos ttpoos ptotos tpotos pottos opttos toptos otptos ptotos tpotos pottos opttos toptos otptos ttopos ttopos totpos ottpos totpos ottpos ottops totops ottops totops ttoops ttoops ototps tootps oottps oottps tootps ototps ototps tootps oottps oottps tootps ototps ttoops ttoops totops ottops totops ottops pottso opttso ptotso tpotso otptso toptso pottso opttso ptotso tpotso otptso toptso pttoso tptoso pttoso tptoso ttposo ttposo ottpso totpso ottpso totpso ttopso ttopso potsto optsto ptosto tposto otpsto topsto postto opstto psotto spotto osptto soptto ptsoto tpsoto pstoto sptoto tspoto stpoto otspto tospto ostpto sotpto tsopto stopto potsto optsto ptosto tposto otpsto topsto postto opstto psotto spotto osptto soptto ptsoto tpsoto pstoto sptoto tspoto stpoto otspto tospto ostpto sotpto tsopto stopto pttsoo tptsoo pttsoo tptsoo ttpsoo ttpsoo ptstoo tpstoo psttoo spttoo tsptoo stptoo ptstoo tpstoo psttoo spttoo tsptoo stptoo ttspoo ttspoo tstpoo sttpoo tstpoo sttpoo ottspo totspo ottspo totspo ttospo ttospo otstpo tostpo osttpo sottpo tsotpo stotpo otstpo tostpo osttpo sottpo tsotpo stotpo ttsopo ttsopo tstopo sttopo tstopo sttopo potost optost ptoost tpoost otpost topost pootst opotst pootst opotst ooptst ooptst ptoost tpoost potost optost topost otpost otopst toopst ootpst ootpst toopst otopst potsot optsot ptosot tposot otpsot topsot postot opstot psotot spotot osptot soptot ptsoot tpsoot pstoot sptoot tspoot stpoot otspot tospot ostpot sotpot tsopot stopot poostt opostt poostt opostt oopstt oopstt posott opsott psoott spoott ospott sopott posott opsott psoott spoott ospott sopott oosptt oosptt osoptt sooptt osoptt sooptt ptosot tposot potsot optsot topsot otpsot ptsoot tpsoot pstoot sptoot tspoot stpoot postot opstot psotot spotot osptot soptot tospot otspot tsopot stopot ostpot sotpot otospt toospt ootspt ootspt toospt otospt otsopt tosopt ostopt sotopt tsoopt stoopt oostpt oostpt osotpt sootpt osotpt sootpt tosopt otsopt tsoopt stoopt ostopt sotopt potost optost ptoost tpoost otpost topost pootst opotst pootst opotst ooptst ooptst ptoost tpoost potost optost topost otpost otopst toopst ootpst ootpst toopst otopst potsot optsot ptosot tposot otpsot topsot postot opstot psotot spotot osptot soptot ptsoot tpsoot pstoot sptoot tspoot stpoot otspot tospot ostpot sotpot tsopot stopot poostt opostt poostt opostt oopstt oopstt posott opsott psoott spoott ospott sopott posott opsott psoott spoott ospott sopott oosptt oosptt osoptt sooptt osoptt sooptt ptosot tposot potsot optsot topsot otpsot ptsoot tpsoot pstoot sptoot tspoot stpoot postot opstot psotot spotot osptot soptot tospot otspot tsopot stopot ostpot sotpot otospt toospt ootspt ootspt toospt otospt otsopt tosopt ostopt sotopt tsoopt stoopt oostpt oostpt osotpt sootpt osotpt sootpt tosopt otsopt tsoopt stoopt ostopt sotopt pttoso tptoso pttoso tptoso ttposo ttposo ptotso tpotso pottso opttso toptso otptso ptotso tpotso pottso opttso toptso otptso ttopso ttopso totpso ottpso totpso ottpso pttsoo tptsoo pttsoo tptsoo ttpsoo ttpsoo ptstoo tpstoo psttoo spttoo tsptoo stptoo ptstoo tpstoo psttoo spttoo tsptoo stptoo ttspoo ttspoo tstpoo sttpoo tstpoo sttpoo ptosto tposto potsto optsto topsto otpsto ptsoto tpsoto pstoto sptoto tspoto stpoto postto opstto psotto spotto osptto soptto tospto otspto tsopto stopto ostpto sotpto ptosto tposto potsto optsto topsto otpsto ptsoto tpsoto pstoto sptoto tspoto stpoto postto opstto psotto spotto osptto soptto tospto otspto tsopto stopto ostpto sotpto ttospo ttospo totspo ottspo totspo ottspo ttsopo ttsopo tstopo sttopo tstopo sttopo tostpo otstpo tsotpo stotpo osttpo sottpo tostpo otstpo tsotpo stotpo osttpo sottpo ottosp totosp ottosp totosp ttoosp ttoosp ototsp tootsp oottsp oottsp tootsp ototsp ototsp tootsp oottsp oottsp tootsp ototsp ttoosp ttoosp totosp ottosp totosp ottosp ottsop totsop ottsop totsop ttosop ttosop otstop tostop osttop sottop tsotop stotop otstop tostop osttop sottop tsotop stotop ttsoop ttsoop tstoop sttoop tstoop sttoop otostp toostp ootstp ootstp toostp otostp otsotp tosotp ostotp sototp tsootp stootp oosttp oosttp osottp soottp osottp soottp tosotp otsotp tsootp stootp ostotp sototp otostp toostp ootstp ootstp toostp otostp otsotp tosotp ostotp sototp tsootp stootp oosttp oosttp osottp soottp osottp soottp tosotp otsotp tsootp stootp ostotp sototp ttosop ttosop totsop ottsop totsop ottsop ttsoop ttsoop tstoop sttoop tstoop sttoop tostop otstop tsotop stotop osttop sottop tostop otstop tsotop stotop osttop sottop
Note: these 'words' (valid or invalid) are all the permutations of the word pottos. These words are obtained by scrambling the letters in pottos.