There are 14 words that start with 'ard'.
| ardeb | ardor |
| ardebs | ardent |
| ardors | ardour |
| ardency | ardours |
| arduous | ardently |
| ardencies | arduously |
| arduousness | arduousnesses |
Note: These 14 words that start with 'ard' are found from the USA & Canada version of the tournament Scrabble word list.