Synonyms of warns

warns

verb

present tense third-person singular of warn

as in alerts

to give notice to beforehand especially of danger or risk

the lifeguard warned the boys that if they continued playing so rough, someone was sure to get hurt

Synonyms & Similar Words

• alerts
• advises
• cautions
• informs
• wakes
• forewarns
• predicts
• admonishes
• notifies
• presages
• foretells
• tips (off)
• forecasts
• prophesies
• apprises
• augurs
• prognosticates
• portends
• foreshadows
• bodes
• forebodes
• harbingers
• foretokens

Antonyms & Near Antonyms

• risks
• imperils

Example Sentences

Recent Examples of warns

Geoff warns Ilya to moderate his projections, emphasizing the need for safeguards, but the idealistic Russian is swept up in the vast potential of AI — to solve the climate crisis, cure cancer, even save humanity from itself. — David Rooney, HollywoodReporter, 6 Oct. 2026

The manufacturer warns they should not be used on high-risk populations such as kids, pregnant women or disabled people. — ABC News, 6 Oct. 2026

Netflix itself warns that a TV from a recent hotel stay can remain connected to your account. — Kurt Knutsson, FOXNews.com, 6 Oct. 2026

Dove warns that dehydration can concentrate sweat and intensify its smell, especially after hot flashes. — Samantha Agate, Sacbee.com, 5 Oct. 2026

Poland’s prime minister warns Russia may target countries supporting Ukraine with hybrid attacks, while new drone explosions have heightened local fears. — Claudia Ciobanu, Los Angeles Times, 29 Sep. 2026

CoreWeave, which went public last year, warns about rising rates in its SEC filings. — Kif Leswing,isabel O'Brien,seema Mody, CNBC, 27 Sep. 2026

Daley also warns buyers to look out for furniture with veneers which often peel or chip off and can’t be repaired. — Felicia Feaster, Martha Stewart, 27 Sep. 2026

OpenAI warns of bigger risks OpenAI’s disclosures come as its researchers grapple with increasingly autonomous systems. — Aamir Khollam, Interesting Engineering, 25 Sep. 2026