psywar

/ˈsaɪˌwɔr/
noun
  1. Psychological warfare; the use of propaganda, threats, and other non-physical techniques to influence or demoralize an opponent.
    • During the Cold War, both superpowers engaged in psywar through radio broadcasts and leaflets.
    • The general ordered a psywar campaign to weaken the enemy's morale before the attack.
    • The company's aggressive advertising felt like psywar against its competitors.