Fire

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Across
  1. 4. The defender of happiness, keeping us book-free and happy
  2. 6. To burn fiercely or brightly
Down
  1. 1. Large open-air fire, often used in celebrations
  2. 2. Large fire out of control
  3. 3. A bird from popular mythology, now a symbol found on firemen's uniforms
  4. 5. A small piece of burning coal or wood emerging from a fire