There are 11 words that start with 'hardh'.
| hardhat | hardhack |
| hardhats | hardhead |
| hardhacks | hardheads |
| hardhanded | hardheaded |
| hardheadedly | hardhandedness |
| hardheadedness | |
Note: These 11 words that start with 'hardh' are found from the USA & Canada version of the tournament Scrabble word list.