hodad ohdad hdoad dhoad odhad dohad hoadd ohadd haodd ahodd oahdd aohdd hdaod dhaod hadod ahdod dahod adhod odahd doahd oadhd aodhd daohd adohd hodda ohdda hdoda dhoda odhda dohda hodda ohdda hdoda dhoda odhda dohda hddoa dhdoa hddoa dhdoa ddhoa ddhoa oddha dodha oddha dodha ddoha ddoha hoadd ohadd haodd ahodd oahdd aohdd hodad ohdad hdoad dhoad odhad dohad hadod ahdod hdaod dhaod adhod dahod oadhd aodhd odahd doahd adohd daohd hdado dhado haddo ahddo dahdo adhdo hddao dhdao hddao dhdao ddhao ddhao haddo ahddo hdado dhado adhdo dahdo dadho addho ddaho ddaho addho dadho odadh doadh oaddh aoddh daodh adodh oddah dodah oddah dodah ddoah ddoah oaddh aoddh odadh doadh adodh daodh dadoh addoh ddaoh ddaoh addoh dadoh
Note: these 'words' (valid or invalid) are all the permutations of the word hodad. These words are obtained by scrambling the letters in hodad.