What is the meaning of Advertir?

to warn

to notice something

obsolete spelling of avertir

to admonish; to caution; to warn

to warn

to admonish; to caution; to warn

to warn [with direct object ‘someone’, along with de ‘of something’ or que (+ indicative clause) ‘that ...’ or que (+ subjunctive clause) ‘to do something’]

to notice

Source: wiktionary.org