Bargain is a Milhamah RPG skill that player characters use to haggle and negotiate over a price to typically get a discount.

Attribute: Usually BLE (used or favor and fortune in money matters), GRA (charisma and charm) or WIS (shrewdness or cunning). A character resisting bargain will often use SHA (their stubbornness, willpower and resolve) or the above attributes.
Class: Speech or Prosperity