Freak the mighty crossword puzzle

1234567891011121314151617181920
Across
  1. 3. relating to involuntary muscular contraction
  2. 6. most desirable possibility under a restriction
  3. 8. max's daycare name
  4. 9. insatiable desire for wealth
  5. 12. very unpleasant or offensive
  6. 13. on millionth of a second or on thousandth of a millisecond
  7. 15. a sugar compound made of glucose and fructose submits
  8. 16. an automaton that resembles a human being
  9. 18. drinking of large mouthfuls rapidly
  10. 19. pour or rush back
  11. 20. an aircraft that flies by flapping its wings
Down
  1. 1. squatting hunching or crouching down
  2. 2. the loyalty that one owes to a country, sovereign or lord
  3. 4. kevin's daycare name
  4. 5. a person of subnormal intelligence
  5. 7. hot conquered
  6. 10. something that serves as a model
  7. 11. the act of coming closer
  8. 14. the prevailing current of thought
  9. 17. application of biological principles to engineering system