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

Tong’s office correctly notes that protecting children, preventing youth access, addressing synthetic cannabinoids, and ensuring product safety are legitimate public policy objectives deserving serious attention. — John R. Gordon, Hartford Courant, 19 Aug. 2026

And since management changed a decade ago, Ortega, 59, said pungent smells on days the plant operates have prevented him from going outside or opening the windows. — Finnegan Belleau, Chicago Tribune, 19 Aug. 2026

Ways to prevent spreading COVID-19 include avoiding close contact with people who have symptoms, washing your hands regularly and disinfecting high contact surfaces regularly, the Mayo Clinic said. — Hali Smith, Idaho Statesman, 19 Aug. 2026

The bureaucrats who failed to prevent the fraud often remain anonymous. — Sreedhar Potarazu, Baltimore Sun, 19 Aug. 2026