There are 15 words that start with 'hirs'.
| hirsel | hirsle |
| hirsels | hirsled |
| hirsles | hirsute |
| hirseled | hirsling |
| hirseling | hirselled |
| hirsutism | hirselling |
| hirsutisms | hirsuteness |
| hirsutenesses | |
Note: These 15 words that start with 'hirs' are found from the USA & Canada version of the tournament Scrabble word list.