dissuade

Từ điển American Heritage Dictionary 4th

dis·suade (dĭ-swādʹ)tr.v. dis·suad·ed, dis·suad·ing, dis·suades
To deter (a person) from a course of action or a purpose by persuasion or exhortation:
dissuaded my friend from pursuing such a rash scheme. [Latin dissuādēre: dis-, dis- + suādēre, to advise; See swād- in Indo-European Roots.] dis·suadʹer n. 
Synonyms: dissuade, deter, discourage
These verbs mean to persuade someone not to do something: tried to dissuade her from suing; couldn't be deterred from leaving; discouraged me from accepting the offer.
Antonyms: persuade