There are 17 7-letter words that start with 'hor'.
| hordein | hording | horizon | hormone | 
| hornets | hornier | hornily | horning | 
| hornist | hornito | horrent | horrify | 
| horrors | horsier | horsily | horsing | 
| horstes | |||
Note: These 17 7-letter words that start with 'hor' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with hors, horn, horr, horo, hori, hort, hord, horm, hora, hore.
4-letter words start with 'hor' (2)