commerce
(business) The exchange or buying and selling of commodities; especially the exchange of merchandise, on a large scale, between different places or communities; extended trade or traffic.
Social intercourse; the dealings of one person or class in society with another; familiarity.
(obsolete) Sexual intercourse.
(card games) An 18th-century French card game in which the cards are subject to exchange, barter, or trade.a. 1769, {{w|Edmond Hoyle}}, ''Hoyle's Games''
(archaic) To carry on trade; to traffic.
(archaic) To hold conversation; to communicate.