Wacky Wednesday Puzzle

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Across
  1. 4. Closely packed or thick
  2. 6. Friend or supporter in a cause
  3. 7. Block or slow progress
  4. 10. Specialized language of a group
  5. 12. Plan and direct a course
  6. 14. Convince someone to agree
  7. 15. Restrain or keep in check
Down
  1. 1. Express grief or sorrow
  2. 2. Courageous or daring in action
  3. 3. Ignite or inspire something
  4. 5. Enthusiastic and keen to act
  5. 8. Deeply involve or absorb
  6. 9. Very important or significant
  7. 11. Hesitate or waver in action
  8. 13. Facial expression of discomfort