Spellings with silent letters

123456789
Across
  1. 4. A Season
  2. 5. Short word for an island
  3. 7. To be unsure
  4. 8. Train warning system
  5. 9. A boat with sails
Down
  1. 1. A young sheep
  2. 2. No feeling in a limb
  3. 3. Medieval soldier
  4. 6. Land surrounded by water
  5. 7. when you owe money