amalgamator vs man of affairs

amalgamator and man of affairs both are nouns.

Word	Noun	Adjective	Verb	Adverb
amalgamator	Yes	No	No	No
man of affairs	Yes	No	No	No

As nouns, man of affairs is a hypernym of amalgamator; that is, man of affairs is a word with a broader meaning than amalgamator:

amalgamator: a businessman who arranges an amalgamation of two or more commercial companies
man of affairs: a person engaged in commercial or industrial business (especially an owner or executive)

Other hypernyms of amalgamator include businessman.

amalgamator (noun)	man of affairs (noun)
a businessman who arranges an amalgamation of two or more commercial companies	a person engaged in commercial or industrial business (especially an owner or executive)