Words with silent letters

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Across
  1. 2. A small particle or portion of anything; fragment or bit
  2. 3. A person who receives hospitality at the home of another; company
  3. 4. Not native; alien
  4. 8. In at one side and out at the other
  5. 9. A marine and freshwater fish having pink flesh
  6. 11. The fourth day of the week, following Tuesday
  7. 13. Truthful; having a good reputation
Down
  1. 1. To hesitate to believe; to be uncertain about something
  2. 2. A vertical row or list
  3. 5. Frequently; many times
  4. 6. A connoisseur (expert) of fine food and drink
  5. 7. A tract of land completely surrounded by water but is not a continent
  6. 10. A written acknowledgement of something received
  7. 12. A weapon having a long, straight or slightly curved blade