30 Words Every High School Graduate Should Know

Words selected by the Editors of the American Heritage® Dictionaries. Published by Houghton Mifflin Harcourt Publishing Company.
30 words 11 learners

Learn words with Flashcards and other activities

Full list of words from this list:

  1. auspicious
    indicating favorable circumstances and good luck
  2. bellicose
    having or showing a ready disposition to fight
  3. churlish
    having a bad disposition; surly
  4. deleterious
    harmful to living things
  5. epiphany
    an inspiration or divine manifestation
  6. evanescent
    short-lived; tending to vanish or disappear
  7. facetious
    cleverly amusing in tone
  8. feckless
    generally incompetent and ineffectual
  9. hubris
    overbearing pride or presumption
  10. incognito
    without revealing one's identity
  11. incontrovertible
    impossible to deny or disprove
  12. irony
    incongruity between what might be expected and what occurs
  13. lexicon
    a reference book containing an alphabetical list of words
  14. loquacious
    full of trivial conversation
  15. lugubrious
    excessively mournful
  16. metamorphosis
    striking change in appearance or character or circumstances
  17. nihilism
    complete denial of established authority and institutions
  18. nomenclature
    a system of words used to name things in a discipline
  19. obsequious
    attempting to win favor from influential people by flattery
  20. omnipotent
    having unlimited power
  21. paradigm
    a standard or typical example
  22. plagiarize
    take without referencing from someone's writing or speech
  23. precipitous
    extremely steep
  24. reciprocal
    concerning each of two or more persons or things
  25. subjugate
    make subservient; force to submit or subdue
  26. supercilious
    having or showing arrogant superiority
  27. tempestuous
    characterized by violent emotions or behavior
  28. usurp
    seize and take control without authority
  29. vehement
    marked by extreme intensity of emotions or convictions
  30. xenophobia
    a fear of foreigners or strangers
Created on December 4, 2018 (updated December 4, 2018)

Sign up now (it’s free!)

Whether you’re a teacher or a learner, can put you or your class on the path to systematic vocabulary improvement.