Julia's Treasureword

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Across
  1. 4. To use punishment to correct disobedience (10)
  2. 6. (and 12 across) Laughing gas (7, 5)
  3. 8. see 11 down
  4. 9. Large expanse of grass or meadow (5)
  5. 12. see 6 across
  6. 13. To make something worse (8)
  7. 15. My --- Romance, US rock band (8)
  8. 16. Spark of attraction in people (9)
Down
  1. 1. Surname of first female Nobel laureate (5)
  2. 2. --- City, Wes Anderson film (8)
  3. 3. --- Man, Wu Tang Clan founder member (6)
  4. 5. 1991 song by Nirvana (7)
  5. 7. 'A --- in Scarlet', Sherlock Holmes novella (5)
  6. 10. Person with specialised knowledge (6)
  7. 11. (and 8 across) 'Planet Earth' narrator (5,12)
  8. 12. Individual living thing (8)
  9. 14. --- Bay, former penal colony in Sydney (6)