There are 11 words that start with 'cockl'.
| cockle | cockled | cockles |
| cocklike | cockling | cockloft |
| cocklebur | cocklofts | cockleburs |
| cockleshell | cockleshells | |
Note: These 11 words that start with 'cockl' are found from the USA & Canada version of the tournament Scrabble word list.