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vacillate

[ vas-uh-leyt ]
/ 藞v忙s 蓹藢le瑟t /
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See synonyms for: vacillate / vacillates / vacillating on Thesaurus.com

verb (used without object), vac路il路lat路ed, vac路il路lat路ing.
to waver in mind or opinion; be indecisive or irresolute: His tendency to vacillate makes him a poor leader.
to sway unsteadily; waver; totter; stagger.
to oscillate or fluctuate.
QUIZ
SHALL WE PLAY A "SHALL" VS. "SHOULD" CHALLENGE?
Should you take this quiz on 鈥渟hall鈥 versus 鈥渟hould鈥? It should prove to be a quick challenge!
Question 1 of 6
Which form is commonly used with other verbs to express intention?

Origin of vacillate

First recorded in 1590鈥1600; from Latin vacill膩tus (past participle of vacill膩re 鈥渢o sway to and fro鈥); see -ate1

synonym study for vacillate

1. See waver1.

OTHER WORDS FROM vacillate

vac路il路la路tor, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, 漏 Random House, Inc. 2022

How to use vacillate in a sentence

British Dictionary definitions for vacillate

vacillate
/ (藞v忙s瑟藢le瑟t) /

verb (intr)
to fluctuate in one's opinions; be indecisive
to sway from side to side physically; totter or waver

Derived forms of vacillate

vacillation, nounvacillator, noun

Word Origin for vacillate

C16: from Latin vacill膩re to sway, of obscure origin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition 漏 William Collins Sons & Co. Ltd. 1979, 1986 漏 HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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