Unit 18 (n, nn, kn) Crossword

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Across
  1. 2. The meal you eat in the evening (6 letters)
  2. 5. Past tense of "know" (4 letters)
  3. 6. To move quietly and secretly (5 letters)
  4. 8. Not old, recently made (3 letters)
  5. 10. The joint between your thigh and lower leg (4 letters)
Down
  1. 1. The time when it’s dark outside (5 letters)
  2. 3. Move quickly on foot (3 letters)
  3. 4. To be aware of something (4 letters)
  4. 7. A tool used for cutting (5 letters)
  5. 9. A long mark on the ground (4 letters)