Synonyms of matchmaker

2 Syllables
medium, liaison, broker, factor, dealer, envoy, proxy
3 Syllables
deputy, mediator, referee, go-betweens, go-between, attorney, middleman, messenger
4 Syllables
emissary, entrepreneur, intercessor, interagent, interceder, negotiator, arbitrator, delegate
5 Syllables
intermediary, intermediator, intermediate
6 Syllables
representative