There are 13 words that start with 'anthra'.
| anthrax | anthraces |
| anthracene | anthracite |
| anthracenes | anthracites |
| anthracitic | anthracnose |
| anthracnoses | anthranilate |
| anthranilates | anthraquinone |
| anthraquinones | |
Note: These 13 words that start with 'anthra' are found from the USA & Canada version of the tournament Scrabble word list.