1. pernicious exceedingly harmful
  2. Prunus padus small European cherry tree closely resembling the American chokecherry
  3. Petronas Towers twin skyscrapers built in Kuala Lumpur in 1997
  4. principle a basic generalization that is accepted as true
  5. Prunus cerasus rather small Eurasian tree producing red to black acid edible fruit
  6. Peronosporales order of chiefly parasitic lower fungi: Albuginaceae and Peronosporaceae and Pythiaceae
  7. Pyrenees daisy perennial of Portugal similar to the oxeye daisy
  8. genus Orites small genus of Australian shrubs or trees
  9. genus Rattus common house rats; upper incisors have a beveled edge
  10. genus Arethusa genus of bog orchids of North America and Japan
  11. Parnassus a mountain in central Greece where the Muses lived
  12. principal main or most important
  13. grassroots of or involving the common people rather than those in power
  14. grass roots the common people at a local level
  15. Peronosporaceae parasitic fungi: downy mildews
  16. Hernan Cortes Spanish conquistador who defeated the Aztecs and conquered Mexico (1485-1547)
  17. bronze-red of red tinged with bronze
  18. Prunus serotina large North American wild cherry with round black sour edible fruit
  19. Prunus maritima seacoast shrub of northeastern North America having showy white blossoms and edible purple fruit
  20. Prunus demissa chokecherry of western United States

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.