vacillate [verb]: to be indecisive; to waver.
Example: After much vacillation, the filmstar finally joined politics.
Related words: vacillator [noun], vacillation [noun]
Synonyms: equivocate, dither, fluctuate, hesitate, oscillate, seesaw, shilly-shally, sway, waffle, waver
Antonyms: choose, decide, opt, pick, resolve, select, settle
Tags: GRE
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