Crossword

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Across
  1. 2. Another word for madness
  2. 6. tending to be different or develop in different directions
  3. 7. Unnamed person
  4. 8. the ability to acquire and apply knowledge and skills.
  5. 10. close observation, especially of a suspected spy or criminal.
Down
  1. 1. frequency of something happening.
  2. 3. Become stronger
  3. 4. acceptance of the truth of something.
  4. 5. artificial lake used as a source of water supply.
  5. 9. an infection that inflames the air sacs in one or both lungs