In a sentence
Engineers concluded that the tunnel was feasible despite the difficult terrain.
Synonyms
Antonyms
impracticalunworkableimpossible
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See all More GRE words starting with F
fabricate
to make up something false in order to deceive
fabrication
a deliberately false statement or invented account intended to mislead
fabulist
a person who invents elaborate or untruthful stories
facetious
treating serious matters with inappropriate or flippant humor
facile
achieved too easily and therefore superficial or shallow
facilitate
to make an action or process easier or more achievable
faction
a small, organized group within a larger one, especially one that is in opposition
factious
inclined to form rival groups and provoke internal dissent
Learn words the way the GRE tests them.
Vocabulary sticks when you meet it in real sentences. Practise these words inside text completion and sentence equivalence questions.