Across
- 3. forcefully entering and taking over a country or region
- 4. something that is difficult or impossible to understand or explain
- 6. an idea that hasn't been proved yet
- 9. non-professional
- 10. a mystery that can't be solved (can also be a game)
Down
- 1. a place where no one lives
- 2. arranged neatly and in order
- 5. the forming of a theory without firm evidence
- 7. release (someone) from duty by taking their place
- 8. to confuse or bewilder