心しん理り戦せん

noun

psychological warfare

Refers to tactics aimed at influencing the opponent's mind, morale, or decision-making, used in military, sports, business, and interpersonal contexts.

See also: 心理戦争

• 試し合あい前まえの挑ちょう発はつは心しん理り戦せんの一ひとつだ。

  Provocations before a match are a form of psychological warfare.

• 交こう渉しょうでは心しん理り戦せんが重じゅう要ようになる。

  Psychological tactics become important in negotiations.