1. Combine (5)
4. Hearing organs (4)
6. Informs (5)
8. Ascended (5)
10. Extinct flightless bird (4)
11. Garden pest (5)

Down

1. Technique (6)
2. Mousse (3)
3. Relaxes (5)
5. Indicate (6)
7. Noblemen (5)
9. Electrically charged atom (3)