collective nouns

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Across
  1. 1. a gang of
  2. 3. a pack of
  3. 5. a tuft of
  4. 7. a swarm of
  5. 9. a herd of
  6. 10. a suite of
  7. 11. a sheaf of
Down
  1. 1. a grove of
  2. 2. a set of
  3. 4. a flight of
  4. 6. a bundle of
  5. 8. a pride of