Synonyms and Antonyms of warn

  1. 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 advise, alert, caution, forewarn, wake Related Words augur, forecast, foretell, harbinger, predict, presage, prognosticate, prophesy; apprise, inform, notify, tip (off); admonish; bode, forebode (also forbode), foreshadow, foretoken, portend Near Antonyms imperil, risk

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