1. Recited the letters of (5)
4. Weapons (4)
6. Cleanse (5)
8. More mature (5)
10. Second letter of the Greek alphabet (4)
11. Long sharp-edged weapon (5)

Down

1. Excellent (6)
2. Fall behind (3)
3. Tendency (5)
5. Hoarded (6)
7. Underground parts of plants (5)
9. Collection of rules (3)