Affair

Webster's Dictionary of the English Language

·noun Action; endeavor.

II. Affair ·noun A material object (vaguely designated).

III. Affair ·noun An action or engagement not of sufficient magnitude to be called a battle.

IV. Affair ·noun Any proceeding or action which it is wished to refer to or characterize vaguely; as, an affair of honor, ·i.e., a duel; an affair of love, ·i.e., an Intrigue.

V. Affair ·noun That which is done or is to be done; matter; concern; as, a difficult affair to manage; business of any kind, commercial, professional, or public;

— often in the plural. "At the head of affairs." Junius.