Irregular Plurals

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Across
  1. 3. KISS
  2. 4. FOOT
  3. 6. BOX
  4. 8. LIFE
  5. 9. MAN
Down
  1. 1. BOY
  2. 2. DIARY
  3. 4. FISH
  4. 5. COUCH
  5. 7. MOUSE