1. articulate express or state clearly
  2. iridescent varying in color when seen in different lights
  3. reticent reluctant to draw attention to yourself
  4. conscientious characterized by extreme care and great effort
  5. eradicate destroy completely, as if down to the roots
  6. Watergate scandal a political scandal involving abuse of power and bribery and obstruction of justice; led to the resignation of Richard Nixon in 1974
  7. condescending characteristic of those who treat others with arrogance
  8. rocket scientist a clever thinker
  9. iridescence the visual property of having lustrous, varying colors
  10. eradication the complete destruction of every trace of something
  11. adolescent a juvenile between the onset of puberty and maturity
  12. Medicaid funds public funds used to pay for Medicaid
  13. fractiousness the trait of being prone to disobedience and lack of discipline
  14. radical sign a sign indicating the extraction of a root
  15. incandescent emitting light as a result of being heated
  16. political scientist a social scientist specializing in the study of government
  17. alcalescent tending to become alkaline; slightly alkaline
  18. medical scientist a scientist who studies disease processes
  19. decalescent absorbing heat without increase in temperature when heated beyond a certain point
  20. preadolescent of or relating to or designed for children between the ages of 9 and 12