prevents

VERB

keep from happening or continuing

Synonyms

STRONGEST

avert avoid bar block counter forbid forestall halt hamper hinder impede inhibit limit preclude prohibit put an end to restrain restrict rule out stop thwart ward off

STRONG

anticipate arrest baffle balk check chill cool cork counteract dam debar foil forfend frustrate intercept interdict interrupt obstruct obviate repress retard

WEAK

defend against head off hold back hold off keep lid on nip in the bud put a stop to shut out stave off turn aside

Antonyms

STRONGEST

advance aid allow approve assist continue encourage facilitate forward free help let go open permit promote push release support

STRONG

abet heat liberate warm

WEAK

cause

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.

This is why Congress should pass legislation requiring federal elected officials to disclose when a serious medical condition prevents them from carrying out their responsibilities and to provide periodic status updates to their constituents.

From Salon • Jul. 2, 2026

She stated in testimony that she had not been able to return to work as a housekeeper because of a lack in arm strength, as well as post-traumatic stress that prevents her being around dogs.

From BBC • Jul. 1, 2026

Researchers found that fibrolamellar tumors alter their surrounding environment in a way that prevents immune T cells from reaching the cancer.

From Science Daily • Jun. 25, 2026

"Thanks to its design that prevents large deposit outflows, the digital euro wouldn't cause these risks -- even in extreme and unlikely crisis situations," Giovannini said.

From Barron's • Jun. 23, 2026

This prevents predators from seeing and eating them.

From "Death on the River of Doubt" by Samantha Seiple