Across
- 1. Sequence, order, history
- 4. Estimate, near, close
- 6. Unbelievable, impossible, unthinkable
- 7. Era, age, period
- 8. Guess, hypothesize, theorize
- 10. Gap, break, space
- 16. Period, duration, span
- 17. Predicament, difficulty, quandary
- 18. Guess, premise, belief
- 19. Prediction, forecast, Oracle
- 20. Flee, hurry, dash
Down
- 2. Just in time, moment, eleventh hour
- 3. Theoretical, supposed, assumed
- 5. Triviality, detail, rumor
- 9. Schedule, plan, history
- 11. Reason, basis, justification
- 12. Change, modify, adjust
- 13. Possible, achievable, practical
- 14. Allegedly, reportedly, seemingly
- 15. Twilight, sunset, evening