Across
- 4. Spoken or done without preparation; improvised
- 5. Subject to an expiration date
- 7. What artistic swimmers do together in the pool
- 9. High-end watch maker's proud badge of accuracy
- 10. A factual written account of historical events
Down
- 1. Like a timeline, from oldest to newest
- 2. The speed or pace of a piece of music
- 3. Style of modern art or dance
- 6. Relating to worldly time (as opposed to eternity)
- 8. Persisting for a long time or constantly recurring