There are 15 6-letter words that start with 'cou'.
| cougar | coughs | coulee | coulis | counts |
| county | couped | coupes | couple | coupon |
| course | courts | cousin | couter | couths |
Note: These 15 6-letter words that start with 'cou' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with coun, cour, coul, coup, cout, cous, couc, coug, coum, couv, coud.
4-letter words start with 'cou' (1)