matchmaking n 1: mediation in order to bring about a marriage between others
Matchmaking \Match"mak`ing\, n. 1. The act or process of making matches for kindling or burning. [1913 Webster] 2. The act or process of trying to bring about a marriage for others. [1913 Webster]
Matchmaking \Match"mak`ing\, a. Busy in making or contriving marriages; as, a matchmaking woman. [1913 Webster]