9 nail disorders

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Across
  1. 1. Nails with a concave shape
  2. 3. Indented vertical lines down nail plate
  3. 7. A brown or black darkening of nail
  4. 8. Thickening of nail plate or an abnormal outgrowth of nail
  5. 9. Very thin, soft
Down
  1. 2. Horizontal wavy ridges across nail
  2. 4. Ingrown nails
  3. 5. Appear bluish in color
  4. 6. Increased curvature of nails