Positive attitude

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Across
  1. 3. arc of colors
  2. 5. belief in something being true
  3. 7. clap for your team
  4. 9. outside brightness
  5. 10. joy
  6. 11. urge someone to do something
Down
  1. 1. feeling wishful about something
  2. 2. viewpoint or value
  3. 4. hopeful mood
  4. 6. act of welcoming someone into a group
  5. 8. looking forward to