altos latos atlos talos ltaos tlaos alots laots aolts oalts loats olats atols taols aotls oatls toals otals ltoas tloas lotas oltas tolas otlas altso latso atlso talso ltaso tlaso alsto lasto aslto salto lsato slato atslo taslo astlo satlo tsalo stalo ltsao tlsao lstao sltao tslao stlao alost laost aolst oalst loast olast alsot lasot aslot salot lsaot slaot aoslt oaslt asolt saolt osalt soalt losat olsat lsoat sloat oslat solat atosl taosl aotsl oatsl toasl otasl atsol tasol astol satol tsaol staol aostl oastl asotl saotl osatl soatl tosal otsal tsoal stoal ostal sotal ltosa tlosa lotsa oltsa tolsa otlsa ltsoa tlsoa lstoa sltoa tsloa stloa losta olsta lsota slota oslta solta tosla otsla tsola stola ostla sotla
Note: these 'words' (valid or invalid) are all the permutations of the word altos. These words are obtained by scrambling the letters in altos.