verb (used without object), vac·il·lat·ed, vac·il·lat·ing.
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Origin of vacillate
synonym study for vacillate
OTHER WORDS FROM vacillatevac·il·la·tor, noun
Example sentences from the Web for vacillate
Martin’s paintings found me with a cloudy head, heavy legs and a drained spirit, vacillating between numbness and anger.After the 2016 election, Agnes Martin's paintings gave me solace. This time, they're still an escape.|Kelsey Ables|November 8, 2020|Washington Post
The youth has within him both a Hamlet and a Saint-Just, both a vacillator and a zealot.Romain Rolland|Stefan Zweig
Anything to arouse this personator of our human mutability, this vacillator between doing and letting alone!