Clever enough to uncover the treasure?

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Across
  1. 1. absence of colour
  2. 4. mental power, force, or vigour
  3. 5. preventive measure against any disease, virus
  4. 7. has five, yet need all the five to eat
  5. 8. belief that is not based on proof
  6. 9. suspended from a fixed point, sways to and fro
  7. 10. a high opinion of one's own dignity, importance to move or swing to and fro
Down
  1. 2. headgear worn by a monarch
  2. 3. the bard of Avon
  3. 4. decomposses the dead,births the green
  4. 6. suspension of water particles
  5. 8. instrument; consists of a series of holes