My 8, 7, 5, 9 is a number.
My 10, 3, 12, 13 is to kill.
My whole is a celebrated day.
| 15. 1 YY 1 OWN | c | it. |
| c |
16. Entire, I am a sentence; behead me, and I am a fortress; curtailed, I am to strive violently; now transpose, and I am inexperienced.
17. Behead a slipping, and leave the slip.
18.