There are 9 words that start with 'herp'.
| herpes | herpetic |
| herpesvirus | herpetology |
| herpesviruses | herpetologies |
| herpetologist | herpetological |
| herpetologists | |
Note: These 9 words that start with 'herp' are found from the USA & Canada version of the tournament Scrabble word list.