400 Must Have TOEFL Vocabulary Words

abandon

adversely

aggregate

gather

cultivation

fertilize

nourish

intensify

irrigation

obtain

gain

photosynthesis

precipitation

demand

effort

strain

ample

sustainable

boost

institutional

incompetence

anticipate

expectation

prone

tremor

catastrophic

ruin

collide

eruption

measure

famine

flood

opponent

impact

influence

persevere

obstacle

plunge

release

phenomenon

meteorology

devastation

prevalent

apparently

acquisition

acquire

conscious

degrade

intervene

bestow