comparative and superlative in one word

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Across
  1. 3. comparative of happy
  2. 4. comparative of shy
  3. 6. superlative of smart
  4. 8. superlative of young
  5. 9. superlative of hard
  6. 11. superlative of sweet
  7. 14. superlative of long
  8. 16. superlative of happy
  9. 18. superlative of shy
  10. 19. comparative of young
Down
  1. 1. superlative of cheap
  2. 2. superlative of tiny
  3. 5. comparative of hard
  4. 7. superlative of sad
  5. 10. comparative of long
  6. 11. comparative of sweet
  7. 12. comparative of sad
  8. 13. comparative of smart
  9. 15. comparative of tiny
  10. 17. comparative of cheap