Nouns opposites

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Across
  1. 2. Suitability
  2. 3. Mortality
  3. 4. Encouragement
  4. 5. Convenience
  5. 6. Sanity
  6. 7. Politeness
  7. 13. Belief
  8. 14. Approval
  9. 16. Tolerance
Down
  1. 1. Satisfaction
  2. 3. Morality
  3. 5. Visibility
  4. 8. Relevance
  5. 9. Ability
  6. 10. Decency
  7. 11. Patience
  8. 12. Trust
  9. 15. Literacy