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be on alert

VERB

watch

Synonyms

STRONGEST

attend guard protect take care of wait

STRONG

mind oversee patrol police superintend tend watch over

WEAK

be on the lookout be vigilant be wary be watchful care for keep an eye on keep eyes open keep eyes peeled keep watch over look after look out pick up on ride shotgun for take heed

Antonyms

STRONGEST

ignore neglect

WEAK

harm hurt overlook pass by

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.

While the bank is expected to stand pat next week, policymakers will be on alert for signs that higher energy costs are leading to bigger wage demands and increased prices for other goods and services.

From The Wall Street Journal • Apr. 22, 2026

Anyone playing in the already-volatile small-cap arena should be on alert to avoid getting burned.

From Barron's • Nov. 18, 2025

"Be careful, the enemy is losing in every direction," he added, telling them that this meant they were more likely to be on alert for infiltrators and spies.

From BBC • Dec. 19, 2024

The school asked everyone on campus to remain indoors and be on alert.

From Los Angeles Times • Nov. 1, 2024

Lately, I felt like I always had to be on alert for the next raccoon invasion.

From "Crenshaw" by Katherine Applegate

be on alert

Example Sentences

Related Words