ACROSS
1. Autumn-blooming flower that’s often white or purple
6. “__ to break it to you…”
7. Speed of sound
8. New word in Britain’s national anthem, as of Sep.8
9. English boarding school that 20 U.K. prime ministers have attended
DOWN
1. Step between “ready” and “fire”
2. Trick one might teach a dog
3. Implied
4. Prefix with centric or musicology
5. 1952-2022, for Queen Elizabeth II