Word Wonder #21

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Across
  1. 5. Dec 5, 1955 - Dec 20,1956
  2. 6. Not good advice
  3. 8. When you are in awkward silence do this
  4. 11. Occurs in fit people
  5. 16. Murder to grammar gods
  6. 18. Don't want to stumble across one of these
  7. 19. You may find people like this annoying
  8. 20. Taught in elementary school
Down
  1. 1. ABC
  2. 2. "yes boss"
  3. 3. Diglot
  4. 4. Died millions of years ago
  5. 7. "Oh wow she is faithful"
  6. 9. $1 diamond ring
  7. 10. Snow white
  8. 12. dead people get
  9. 13. Math is a
  10. 14. Gross in my throat
  11. 15. Many people strive to be like this
  12. 17. Plentiful