marriage broker vs matchmaker

marriage broker and matchmaker both are nouns.

Word	Noun	Adjective	Verb	Adverb
marriage broker	Yes	No	No	No
matchmaker	Yes	No	No	No

As nouns, marriage broker and matchmaker are synonyms defined as:

marriage broker and matchmaker: someone who arranges (or tries to arrange) marriages for others

Other synonyms of marriage broker include matcher.

marriage broker (noun)	matchmaker (noun)
someone who arranges (or tries to arrange) marriages for others	someone who arranges (or tries to arrange) marriages for others