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

Oils like canola and sunflower oil are also added to some oat milk products to prevent separation and improve texture and consistency. —Jillian Kubala, Health, 29 Apr. 2026

Authorities have called for a review and prevented firms from adding new autonomous vehicles to their fleets. —Tom Chivers, semafor.com, 29 Apr. 2026

But his senseless death has informed the thinking of today’s law enforcement leaders, who are working, strategizing and innovating to try to prevent such tragedies from happening again. —Andrew S. Boutros, Chicago Tribune, 29 Apr. 2026

Vaccination is the most effective way to prevent and stop an outbreak. —Tanya Lewis, Scientific American, 29 Apr. 2026