Someone who finds suitable dates or marriage partners for other people. / (by extension) Someone who arranges professional boxing matches. / Someone who makes matchsticks.

plural of matchmaker

An attempt to make two people romantically interested in each other, especially an attempt to set up a date between people or to arrange a marriage.

present participle of matchmake

To do matchmaking: to set up a date between two people or to arrange a marriage.

plural of matchmaking

Third-person singular simple present indicative form of matchmake