SAT words

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Across
  1. 2. wise and careful in practical matters
  2. 3. copied from something else and not original
  3. 4. easy to know or expect in advance
  4. 6. careful about spending money or resources
  5. 8. a strong belief or opinion
  6. 9. refusing to give way or change
  7. 13. to weaken gradually or secretly
  8. 15. to notice or recognize something clearly
  9. 17. large in amount, size, or range
  10. 20. secret and hidden, often illegal
Down
  1. 1. complexity, refinement, or advanced knowledge
  2. 5. a long, angry speech or lecture
  3. 7. flexible and able to bend easily
  4. 10. impossible or difficult to read
  5. 11. to wake up or stir into action
  6. 12. to disturb, excite, or make someone upset
  7. 14. causing disagreement or public debate
  8. 16. persistent and unwilling to give up
  9. 18. to prevent someone from achieving something
  10. 19. to suppress or silence something completely