man of the world vs actor

man of the world and actor both are nouns.

Word	Noun	Adjective	Verb	Adverb
man of the world	Yes	No	No	No
actor	Yes	No	No	No

As nouns, actor is a hypernym of man of the world; that is, actor is a word with a broader meaning than man of the world:

Other hypernyms of man of the world include doer, worker.

man of the world (noun)	actor (noun)
a worldly-wise person	a theatrical performer
	a person who acts and gets things done