scaws csaws sacws ascws casws acsws scwas cswas swcas wscas cwsas wcsas sawcs aswcs swacs wsacs awscs wascs cawss acwss cwass wcass awcss wacss scasw csasw sacsw ascsw cassw acssw scsaw cssaw sscaw sscaw cssaw scsaw sascw asscw ssacw ssacw asscw sascw cassw acssw csasw scasw ascsw sacsw scwsa cswsa swcsa wscsa cwssa wcssa scswa csswa sscwa sscwa csswa scswa swsca wssca sswca sswca wssca swsca cwssa wcssa cswsa scwsa wscsa swcsa sawsc aswsc swasc wsasc awssc wassc saswc asswc ssawc ssawc asswc saswc swsac wssac sswac sswac wssac swsac awssc wassc aswsc sawsc wsasc swasc cawss acwss cwass wcass awcss wacss casws acsws csaws scaws ascws sacws cwsas wcsas cswas scwas wscas swcas awscs wascs aswcs sawcs wsacs swacs
Note: these 'words' (valid or invalid) are all the permutations of the word scaws. These words are obtained by scrambling the letters in scaws.