There are 13 words that start with 'coupl'.
| couple | coupled | coupler |
| couples | couplet | couplers |
| couplets | coupling | coupledom |
| couplings | coupledoms | couplement |
| couplements | ||
Note: These 13 words that start with 'coupl' are found from the USA & Canada version of the tournament Scrabble word list.