There are 12 words that start with 'autar'.
| autarky | autarch | autarkic |
| autarchs | autarchy | autarkies |
| autarkist | autarchic | autarkical |
| autarkists | autarchies | autarchical |
Note: These 12 words that start with 'autar' are found from the USA & Canada version of the tournament Scrabble word list.