ie/y_e

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Across
  1. 5. A small harp-like instrument from ancient times
  2. 6. To speed up a chemical reaction without being used up
  3. 10. To examine something carefully to understand it better
  4. 12. To compete eagerly for something
  5. 13. A substance in the body that helps speed up chemical reactions
  6. 14. A lot of talk or advertising that makes something seem exciting
  7. 15. A type of neckwear shaped like two triangles
Down
  1. 1. A particular way of doing or presenting something
  2. 2. A strong-smelling chemical used to preserve things
  3. 3. A black-and-white bird known for its loud call and stealing shiny things
  4. 4. A pile of wood used to burn a dead body in some traditions
  5. 7. A person who helps a priest or leader during a ceremony
  6. 8. To clean the blood using a machine when kidneys don’t work
  7. 9. A group or kind of something, often used in printing or writing
  8. 11. To break down a substance using water in a chemical reaction