Words List 4

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Across
  1. 4. insight, shrewdness
  2. 7. galactic nucleus, celestial object
  3. 8. censor, expurgate
  4. 9. apathetic, indifferent
  5. 11. aristocrat, noble
  6. 12. illiteracy, gibberish
  7. 15. known, identified
  8. 16. authenticate, certify
  9. 18. humble, modest
  10. 19. sincerity, literalness
  11. 20. carbon fixation, chlorophyll process
Down
  1. 1. expedite, advance
  2. 2. blood protein, oxygen carrier
  3. 3. sanitize, purify
  4. 5. empower, emancipate
  5. 6. static, unchanging temperature
  6. 10. whole, entirety
  7. 13. sail around, orbit
  8. 14. suffocation, asphyxiation
  9. 17. corrode, rust