Spelling

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Across
  1. 2. resulting in too much sugar in the blood
  2. 4. able to express oneself easily and articulately
  3. 5. an instance of improving
  4. 7. a voucher entitling the holder to a discount
  5. 8. a substance used to stimulate immunity to a particular infectious disease
  6. 10. created directly and personally by a particular artist; not a copy
  7. 11. food consisting largely of proteins
  8. 12. the process or period of gathering crops
  9. 14. Autumn, the third season of the year
  10. 15. a feeling of reassurance and relaxation
  11. 16. belonging to the very distant past
  12. 18. a cultivated variety of cabbage bearing green heads
Down
  1. 1. series of actions or steps taken
  2. 3. freedom from outside control
  3. 6. one hundred times ten
  4. 7. part or element of
  5. 9. a talk; especially an informal one
  6. 13. great significance
  7. 17. perfumed liquid