1. de facto existing, whether with lawful authority or not
  2. defect a failing or deficiency
  3. defector a person who abandons their duty (as on a military post)
  4. defalcate appropriate fraudulently to one's own use
  5. divagate lose clarity or turn aside especially from the main subject of attention or course of argument in writing, thinking, or speaking
  6. dovecote a birdhouse for pigeons
  7. defat remove the fat from
  8. diffract undergo diffraction
  9. deflect turn from a straight course or fixed direction
  10. defunct no longer in force or use; inactive
  11. defective having a flaw
  12. deific characterized by divine or godlike nature
  13. effect a phenomenon that is caused by some previous phenomenon
  14. fact a piece of information about events that have occurred
  15. deflector a device intended to turn aside the flow of something
  16. detract take away a part from; diminish
  17. side effect a secondary and usually adverse effect of a drug or therapy
  18. disaffect arouse hostility or indifference in where there had formerly been love, affection, or friendliness
  19. affect have an influence upon
  20. defection withdrawing support or help despite allegiance

Sign up, it's free!

Whether you're a student, an educator, or a lifelong learner, Vocabulary.com can put you on the path to systematic vocabulary improvement.