Challenging Plural Nouns

123456789101112131415161718
Across
  1. 3. the plural of moose
  2. 4. the plural of ox
  3. 5. the plural of datum
  4. 6. the plural of larva
  5. 8. the plural of alga
  6. 9. the plural of fungus
  7. 10. the plural of sheep
  8. 12. the plural of child
  9. 13. the plural of deer
  10. 14. the plural of octopus
  11. 15. the plural of cactus
  12. 17. the plural of die
  13. 18. the plural of knife
Down
  1. 1. the plural of mouse
  2. 2. the plural of goose
  3. 4. the plural of oasis
  4. 7. the plural of alumnus
  5. 8. the plural of appendix
  6. 11. the plural of graffiti
  7. 12. the plural of crisis
  8. 16. the plural of louse