There are 18 words that end with 'oxides'.
| oxides | dioxides |
| epoxides | alkoxides |
| monoxides | peroxides |
| suboxides | trioxides |
| hydroxides | methoxides |
| pentoxides | phenoxides |
| protoxides | sulfoxides |
| tetroxides | superoxides |
| endoperoxides | hydroperoxides |
Note: These 18 words that end with 'oxides' are found from the USA & Canada version of the tournament Scrabble word list.