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Synonyms

turn against

British  

verb

  1. (preposition) to change or cause to change one's attitude so as to become hostile or to retaliate

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
turn against Idioms  

  1. Become or make antagonistic to, as in Adolescents often turn against their parents, but only temporarily, or She turned him against his colleagues by telling him they were spying on him. [First half of 1800s]

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A once-strong ruler weakens, her supporters turn against her, and a dramatic change in leadership follows.

From Science Daily • Nov. 22, 2025

Conditions in parts of Russia were so grim that the communist leader worried his own military might turn against him.

From The Wall Street Journal • Oct. 16, 2025

He might even turn against Putin—whom he has openly admired for many years—for dissing his high-profile plan to end the war.

From Slate • Mar. 12, 2025

‘It is truly agonizing to watch the world turn against my son so quickly,’ she says.

From Los Angeles Times • Oct. 9, 2024

What could hurt her so badly that she, with all her privileges, would turn against the Republic?

From "Legend" by Marie Lu

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.