The antonym of adjectives

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Across
  1. 3. Easy
  2. 6. Cool
  3. 7. Short
  4. 8. Dull
  5. 10. Childish
  6. 11. Rich
  7. 12. Huge
  8. 13. Nes
Down
  1. 1. Narrow
  2. 2. Slow
  3. 4. Small
  4. 5. Dirty
  5. 6. Sad
  6. 8. Weak
  7. 9. Dry