No

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Across
  1. 3. ; To become older.
  2. 5. ; The front part of the leg below the knee.
  3. 7. ; Imagination; cleverness.
  4. 8. ; A picture painted on wet plaster.
Down
  1. 1. ; Thick dirt or black dust from pollution.
  2. 2. ; Thorough and very careful.
  3. 4. ; Urgent; important.
  4. 6. ; A long thin mark on a surface.