-able, uni- and ped

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Across
  1. 2. a one-wheeled vehicle on which the rider sits and pedals
  2. 8. Able to have money given back again
  3. 10. a horse-like fabled animal that has one horn growing out of the middle of its forehead.
  4. 12. Able to be created again
  5. 13. Able to be unfastened; taken apart, or separated
  6. 14. Able to be fixed
  7. 15. something that stands in one’s way
  8. 17. to join together into one group
  9. 19. one sided
  10. 20. a two footed creature
  11. 22. a person who goes door to door on foot trying to sell a product
  12. 23. having only one cell
Down
  1. 1. Able to be received the way it is; satisfactory
  2. 3. able to be a person of honor; worthy; of high rank; worthy of respect
  3. 4. Able to be imagined or thought of
  4. 5. a creature with 100 feet
  5. 6. moving in only one direction
  6. 7. one of a kind; unusual or rare
  7. 9. one group
  8. 11. Able to be laundered or washed
  9. 16. a one-piece leotard and tights combination
  10. 18. Able to be laughed at; amusing; funny
  11. 19. an instance of saying the same words or sounds at the same time; a group that sounds like one.
  12. 21. a person who walks across the street on foot