Phantom tollbooth

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Across
  1. 2. they chased milo and tock on the mountains
  2. 5. very annoying
  3. 6. wants to know information
  4. 7. combination of letters
  5. 11. word city
Down
  1. 1. dog with a watch on his back
  2. 3. makes you hungrier the more you eat
  3. 4. formed by digits
  4. 8. main character
  5. 9. found on highways; you pay to get through
  6. 10. place with lazy people