The Fun they Had

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Across
  1. 2. ​in a calm and relaxed way, showing no sign of worry
  2. 4. a strong feeling that somebody/something is stupid or not good enough, usually shown by the way you speak
  3. 5. ​the sound made by blowing a whistle
Down
  1. 1. an argument between two people, groups or countries; discussion about a subject on which people disagree
  2. 3. in a way that shows a belief that you are worth more than other people