discourage

Verb

• admonish or counsel in terms of someone's behavior
  • I warned him not to go too far
    
  • I warn you against false assumptions
    
  • She warned him to be quiet
    

• deprive of courage or hope; take away hope from; cause to feel discouraged

• try to prevent; show opposition to
  • We should discourage this practice among our youth
    

Related words

• Synonyms: 
  warn , admonish , monish , deter