words of the world

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Across
  1. 5. the siencey way of saying water
  2. 7. the name of this crossword
  3. 9. a word that has been already used in this crossword
  4. 10. """"""""""""""""""""""""""""""""""
  5. 11. ???????___?????????
Down
  1. 1. the activity you are doing
  2. 2. ABCDEFG...
  3. 3. the first word in this description
  4. 4. there are six in this description
  5. 6. another commonly used word
  6. 7. the normal way of saying H2O
  7. 8. if you are not this you must be plant, an animal... OR AN ALIEN!
  8. 9. this word has already been used twice (it has a ? at the end)