Fill in the crossword with opposites of the given adjectives:

123456789101112
Across
  1. 3. dirty
  2. 6. barren
  3. 8. sad
  4. 9. noisy
  5. 10. guilty
  6. 12. enormous
Down
  1. 1. new
  2. 2. lethargic
  3. 4. stale
  4. 5. dull
  5. 7. slow
  6. 11. difficult