set 2 A - 8 Safe in Its Shell

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Across
  1. 8. rhymes with "jaws"
  2. 9. compound word ("sea" + "food")
  3. 11. synonym for "foes", "attackers" & "adversaries"
  4. 12. synonym for "near"
  5. 15. antonym for "back"
  6. 16. root word "catch" + suffix "ing"
  7. 18. root word "kill" + suffix "ing"
  8. 19. a type of crustacean that usually walks sideways
Down
  1. 1. root word "dig" + suffix "ing" (but you have to double the guardian consonant)
  2. 2. root word "fish" + 2 suffixes ("er" & "s")
  3. 3. a body of saltwater that's larger than a sea
  4. 4. synonym for "protected" & "secure"
  5. 5. rhymes with "jets"
  6. 6. synonym for "Earth"
  7. 7. root word "fight" + suffix "ing"
  8. 10. rhymes with "rinsers"
  9. 13. rhymes with "bell"
  10. 14. antonym for "deep"
  11. 17. antonym for "soft"