400 Must have words for TOEFL

Mc-Graw-Hills 400 Must have words for TOEFL + Synonyms -- Under Construction


Start learning with an activity...

  • Practice

    Answer a few questions on each word. Get one wrong? We'll ask some follow-up questions. Use it to prep for your next quiz!

  • Spelling Bee

    Test your spelling acumen. See the definition, listen to the word, then try to spell it correctly. Beat your last streak, or best your overall time. Spellers of the world, untie!

  • Vocabulary Jam

    Compete head-to-head in real-time to see which team can answer the most questions correctly. Start a Jam and invite your friends and classmates to join!

Explore the Words

definitions & notes
only words

  1. abandon

    forsake; leave behind
  2. adversely

    in an opposing manner
  3. aggregate

    a sum total of many heterogeneous things taken together
  4. gather

    assemble or get together
  5. cultivation

    production of food by preparing the land to grow crops
  6. fertilize

    provide with fertilizers or add nutrients to
  7. nourish

    provide with sustenance
  8. intensify

    increase in extent or strength
  9. irrigation

    the act of supplying dry land with water by artificial means
  10. obtain

    come into possession of
  11. gain

  12. photosynthesis

    formation of compounds in plants aided by radiant energy
  13. precipitation

    the falling to earth of any form of water
  14. demand

    request urgently and forcefully
  15. effort

    use of physical or mental energy; hard work
  16. strain

    exert much effort or energy
  17. ample

    more than enough in size or scope or capacity
  18. sustainable

    capable of being prolonged
  19. boost

  20. institutional

    relating to an organization founded for a specific purpose
  21. incompetence

    lack of physical or intellectual ability or qualifications
  22. anticipate

    regard something as probable or likely
  23. expectation

    belief about the future
  24. prone

    having a tendency
  25. tremor

    an involuntary vibration, as if from illness or fear
  26. catastrophic

    extremely harmful; bringing physical or financial ruin
  27. ruin

    an irrecoverable state of devastation and destruction
  28. collide

    crash together with violent impact
  29. eruption

    the sudden occurrence of a violent discharge
  30. measure

    determine the dimensions of something or somebody
  31. famine

    a severe shortage of food resulting in starvation and death
  32. flood

    the rising of a body of water and its overflowing onto land
  33. opponent

    someone who offers resistance
  34. impact

    the striking of one body against another
  35. influence

    a power to affect persons or events
  36. persevere

    be persistent, refuse to stop
  37. obstacle

    something that stands in the way and must be surmounted
  38. plunge

    dash violently or with great speed or impetuosity
  39. release

    grant freedom to; free from confinement
  40. phenomenon

    any state or process known through the senses
  41. meteorology

    the earth science dealing with phenomena of the atmosphere
  42. devastation

    the state of being decayed or destroyed
  43. prevalent

    most frequent or common
  44. apparently

    seemingly; as far as one can tell
  45. acquisition

    something gained
  46. acquire

    come into the possession of something concrete or abstract
  47. conscious

    having awareness of surroundings and sensations and thoughts
  48. degrade

    reduce in worth or character, usually verbally
  49. intervene

    be placed or located between other things
  50. bestow

    give as a gift
Created on July 18, 2013
(updated November 4, 2013)