Synonyms of prevent

prevent

verb

pri-ˈvent 

as in to avert

to keep from happening by taking action in advance

a lot of problems would have been prevented if we'd just prepared better

Synonyms & Similar Words

• avert
• preclude
• avoid
• forestall
• obviate
• help
• escape
• provide
• head off
• anticipate
• stave off
• deter
• thwart
• hinder
• save
• impede
• neutralize
• evade
• nullify
• prohibit
• stop
• forbid
• shake
• hamper
• deflect
• negate
• counteract
• retard
• frustrate
• inhibit
• interfere (with)
• offset
• elude
• circumvent
• shun
• block
• ward (off)
• balk
• fend (off)
• eschew
• compensate (for)
• counterbalance
• stall
• foil
• make up (for)
• halt
• check
• arrest
• baffle
• dodge
• checkmate
• bar
• shirk
• duck

Antonyms & Near Antonyms

• assist
• aid
• facilitate
• promote
• encourage
• ease
• forward
• abet
• allow
• let
• smooth
• advance
• foster
• permit
• further
• cultivate
• leave
• unclog
• nurture

Synonym Chooser

How does the verb prevent differ from other similar words?

The words anticipate and forestall are common synonyms of prevent. While all three words mean "to deal with beforehand," prevent implies taking advance measures against something possible or probable.

measures taken to prevent leaks

When can anticipate be used instead of prevent?

The synonyms anticipate and prevent are sometimes interchangeable, but anticipate may imply merely getting ahead of another by being a precursor or forerunner or it may imply checking another's intention by acting first.

anticipated the question by making a statement

When is forestall a more appropriate choice than prevent?

The words forestall and prevent can be used in similar contexts, but forestall implies a getting ahead so as to stop or interrupt something in its course.

hoped to forestall the sale

Example Sentences

Recent Examples of prevent

The process also completely removed sulfur compounds, preventing emissions of sulfur oxides that contribute to acid rain and air pollution. — New Atlas, 1 July 2026

Increasing staff at medical facilities during heat waves could also prevent unnecessary deaths. — Christopher Cann, USA Today, 2 July 2026

Cloud cover prevented a California Highway Patrol helicopter from reaching the injured climber directly, forcing the rescue to unfold in stages. — Jasmine Baehr, FOXNews.com, 2 July 2026

The report emphasizes that sustained demand necessitates sustained infrastructure investment, urging policymakers to embrace energy realism and avoid political interference to prevent a looming, self-perpetuating supply crisis. — David Blackmon, Forbes.com, 1 July 2026