1. Aythya valisineria North American wild duck valued for sport and food
  2. adolescence the period between the beginning of puberty and adulthood
  3. autofluorescence self-induced fluorescence
  4. white false indigo erect or spreading herb having racemes of creamy white flowers; the eastern United States
  5. off-licence a store that sells alcoholic beverages for consumption elsewhere
  6. convalescence gradual healing through rest after sickness or injury
  7. essential basic and fundamental
  8. auditory hallucination illusory auditory perception of strange nonverbal sounds
  9. diflunisal nonsteroidal anti-inflammatory (trade name Dolobid) used to treat arthritis and other inflammatory conditions
  10. provincial associated with an administrative district of a nation
  11. audiovisual involving both hearing and seeing
  12. autofluorescent emitting light via self-induced fluorescence
  13. quintessential representing the perfect example of a class or quality
  14. judicial principle a principle underlying the formulation of jurisprudence
  15. youthfulness the freshness and vitality characteristic of a young person
  16. natural science the sciences involved in the study of the physical world and its phenomena
  17. obsolescence falling into disuse or becoming out of date
  18. pseudohallucination an image vivid enough to be a hallucination but recognized as unreal
  19. opalescence the visual property of something having a milky brightness and a play of colors from the surface
  20. waterlessness the condition of not containing or being covered by a liquid