Singular to plural

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Across
  1. 3. woman
  2. 8. baby
  3. 10. brush
  4. 11. dish
  5. 14. potato
  6. 15. sandwich
Down
  1. 1. tomato
  2. 2. ring
  3. 4. wife
  4. 5. child
  5. 6. cat
  6. 7. sheep
  7. 8. bus
  8. 9. foot
  9. 12. tooth
  10. 13. fish