1. perfect being complete of its kind and without defect or blemish
  2. effect a phenomenon that is caused by some previous phenomenon
  3. affect have an influence upon
  4. prefect a chief officer or chief magistrate
  5. superfecta a bet that you can pick the first four finishers in a race in the right order
  6. imperfect defective or inadequate
  7. perfecta a bet that you can pick the first and second finishers in the right order
  8. future perfect a perfective tense used to describe action that will be completed in the future
  9. letter-perfect correct to the last detail
  10. pluperfect a perfective tense used to express action completed in the past
  11. past perfect a verb tense used to express a previously completed action
  12. word-perfect correct to the last detail
  13. Doppler effect change in the apparent frequency of a wave as observer and source move toward or away from each other
  14. superfluous more than is needed, desired, or required
  15. pervert corrupt morally or by intemperance or sensuality
  16. depravity moral perversion; impairment of virtue and moral principles
  17. deprived marked by a state of extreme poverty
  18. depraved deviating from what is considered moral or right or proper
  19. to perfection in every detail
  20. take effect go into effect or become effective or operative