Three-lettered crosswords

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Across
  1. 4. To set one's bottom down.
  2. 6. Past tense of "eat".
  3. 7. Get ___ of.
  4. 8. Four plus two.
  5. 10. Lacking water or moisture
  6. 11. A medical doctor that takes care of animals, especially pets.
  7. 13. Not near
Down
  1. 1. Fourteenth letter of the Greek Alphabet.
  2. 2. Past tense of "have"
  3. 3. Opposite of "no".
  4. 5. To attempt
  5. 9. Sick; not well.
  6. 10. A point; a tiny spot.
  7. 12. Hearing body part
  8. 13. Describes something that goes popular for a limited amount of time.