spelling words

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Across
  1. 4. distrucrtive tropical storm
  2. 5. in music 4 bars
  3. 6. Commonly used in maths
  4. 8. a-z
  5. 9. nature and earth
Down
  1. 1. life story
  2. 2. Small mammal with curved fin
  3. 3. stress
  4. 7. break a code