The Hungry Troll

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Across
  1. 4. making sharp, cracking noises
  2. 5. a dangerous creature
  3. 8. wonderful
Down
  1. 1. covered with sharp points
  2. 2. a small growth of trees without underbrush
  3. 3. a title of address used for a man of royalty
  4. 6. an ugly and nasty character in fairy tales who usually lives in caves
  5. 7. a notable achievement