There are 13 words that start with 'caten'.
| catena | catenae | catenas |
| catenary | catenate | catenoid |
| catenated | catenates | catenoids |
| catenaries | catenating | catenation |
| catenations | ||
Note: These 13 words that start with 'caten' are found from the USA & Canada version of the tournament Scrabble word list.