Spontaneous

medium

spon-TAY-nee-us

adjective

Definition

Performed or occurring as a result of a sudden inner impulse without premeditation

Examples

Their spontaneous decision to travel led to a great adventure.
The audience gave a spontaneous round of applause.

Synonyms

impulsiveimpromptuunplannedinstinctive

Antonyms

deliberatepremeditatedcalculatedrehearsed

Categories

GRE Tip

Spontaneous is a medium-difficulty GRE word. On the GRE, you might see it paired with synonyms like "impulsive" or "impromptu" in Sentence Equivalence questions. Look for contrast clues (however, despite, although) that signal the opposite meaning. Words like "deliberate".

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