☆~morphographs term 3~ ☆

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Across
  1. 6. to subtract, to take away from a total
  2. 7. the moon thing at the bottom of your fingernail
  3. 8. a bridge structure that leads water across a valley
  4. 9. is of the moon
Down
  1. 1. the moons period of invisibility
  2. 2. is cresent shaped
  3. 3. the act of introducing
  4. 4. to take away by force or deception
  5. 5. a bridge structure that leads a road across a valley
  6. 9. a condition of insanity triggered by the moon cycle