House words

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Across
  1. 4. a higly costly building, often celebrities have these
  2. 5. a house built in a tree
  3. 6. a building that is separate from others
Down
  1. 1. often in the woods, used in the holidays/hunting/skiing
  2. 2. a very high building, like in Abu Dhabi
  3. 3. a dwelling in the city, usually stacked high