(n.) A commingling; intimate connection or dealings between persons or nations, as in common affairs and civilities, in correspondence or trade; communication; commerce; especially, interchange of thought and feeling; association; communion.

ESP accord act of love addition adjunct adultery affairs affiliation affinity agglomeration agglutination aggregation alliance alternation answer aphrodisia approximation articulation ass assemblage association balance of trade balling big business bond bracketing business business dealings carnal knowledge climax closeness clustering coaction cohabitation coition coitus coitus interruptus collegiality colloquial discourse colloquy combination commerce commercial affairs commercial relations communication communion community complementary distribution concatenation concourse concurrence confluence congeries conglomeration congress conjugation conjunction connectedness connection contact contiguity contrariety convergence conversation converse conversing cooperation copula copulation correspondence coupling dealing dealings deduction diddling discourse disjunction engagement exchange fair trade fellowship filiation fornication free trade gathering give-and-take homology hookup industry information interaction interchange intercommunication intercommunion interlacing interlinking interlocution intermeshing interplay intertwining interweaving interworking intimacy joinder joining jointure junction knotting liaison linguistic intercourse link linkage linking lovemaking making it with marital relations market marketing marriage marriage act mating meat meeting mercantile business merchantry merger merging mesh meshing message multilateral trade mutual attraction nearness onanism orgasm ovum pairing pareunia procreation propinquity proximity quid pro quo rapping rapport reciprocal trade relatedness relation relations relationship reply response restraint of trade screwing seesaw sex sex act sexual climax sexual commerce sexual congress sexual intercourse sexual relations sexual union similarity sleeping with small business social activity social intercourse social relations speaking speech speech circuit speech situation sperm splice symbiosis sympathy talking telepathy the business world the marketplace tie tie-in tie-up tit for tat touch trade traffic truck two-way communication unification unilateral trade union venery verbal intercourse yoking