erratic
irregular, unpredictable, or inconsistent in behavior
Word origin: From Latin errare, to wander or stray.
Erratic in a sentence
Here are example sentences showing erratic in a sentence.
His erratic driving alarmed the other passengers.
The instrument's erratic readings made it impossible to draw any firm conclusion from the trial.
Using “erratic” well
Erratic describes behavior or performance that is irregular and unpredictable, with no reliable pattern. It applies to people, machines, and markets alike.
More GRE words starting with E
to gradually decline, recede, or diminish
overflowing enthusiasm and liveliness
the quality of overflowing, bubbling enthusiasm
overflowing with cheerful enthusiasm and high spirits
deviating from conventional or accepted behavior in odd ways
a level or rank within an organization, profession, or society
drawing from a wide and diverse range of sources or styles
to deprive of importance or overshadow by being superior
Questions about “erratic”
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.