There are 16 words that end with 'idates'.
| nidates | oxidates |
| lapidates | validates |
| candidates | elucidates |
| liquidates | dilapidates |
| mithridates | fluoridates |
| intimidates | invalidates |
| revalidates | consolidates |
| noncandidates | reconsolidates |
Note: These 16 words that end with 'idates' are found from the USA & Canada version of the tournament Scrabble word list.