WARN

v. 1 caution, admonish, advise, notify, apprise, inform, give (fair) warning, alert, give (prior) notice, put (someone) on notice or on guard or on the alert, make (someone) aware (of), forewarn, tip off, Rare premonish The entire population has been warned about the imminent hurricane 2 advise, counsel, caution You did warn me against investing in llama farms