Prevent and Support

Opposite meaning words

Prevent verb - To keep from happening by taking action in advance.

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Support is an antonym for prevent in topics: stop, keep from happening or continuing.

Support verb - To promote the interests or cause of.

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Prevent is an antonym for support in defend topic.

fire	prevent fire	support fire
people	prevent people	support people
kind	prevent kind	support kind
marriage	prevent marriage	support marriage
Other words: army, use, game, brother, existence, war, son, attacks.

Easily Forgiven: Robert Baratheon pardoned or lightly punished most of his enemies to win their support and prevent further bloodshed, despite the fact that several of them had been staunch enemies beforehand, including the Greyjoys and the Tyrells.

Source: Deconstructed Trope / A Song of Ice and Fire
Walter is adamant that Peter's love and support will prevent him from turning into his old self.

Source: Series / Fringe
Wizards of the Coast amended the summon spells in 3.5 to prevent creatures from being summoned into an environment that can't support them (i.e., no flying whales).

Source: Obvious Rule Patch / Tabletop Games

Cite this Source

Support and Prevent. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/prevent/support

Prevent & Support. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/prevent/support>.

Support or Prevent. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/prevent/support.

Google Ngram Viewer shows how "prevent" and "support" have occurred on timeline