Final Quarter Puzzle

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Across
  1. 2. to fasten or close an envelope tightly
  2. 5. a general idea
  3. 6. coming before a main event or activity
  4. 9. having importance; notable
  5. 10. able to be used effectively
  6. 11. forming a foundation, basic
  7. 14. being accountable for something
  8. 15. to continue to have; to hold or keep in
  9. 16. done, used, or held by most people
  10. 18. picture or representation of side view of a head
  11. 21. money paid in advance
  12. 22. a person who publicly supports a cause
  13. 23. to previous to, before, preceding
  14. 25. to express unwillingness to do something
  15. 26. a quality or characteristic of something
  16. 27. to say the opposite of; disagree with
  17. 29. of or located within something
Down
  1. 1. to manage, deal with
  2. 3. to remove or take out
  3. 4. to carry letters/goods to the intended place
  4. 7. to increase in value, excellence
  5. 8. a lack of knowledge or information
  6. 12. to think of ahead of time
  7. 13. change to a better state or form
  8. 15. normal, customary
  9. 17. stop something from happening
  10. 18. a statement upon which an argument or conclusion is made
  11. 19. to secure or guarantee
  12. 20. stamp small, square, sticky label for letters
  13. 21. for to pay a price to receive goods or services
  14. 24. person who purchases goods from another
  15. 28. to be absent or missing, not having enough