film maker vs director

film maker and director both are nouns.

Word	Noun	Adjective	Verb	Adverb
film maker	Yes	No	No	No
director	Yes	No	No	No

As nouns, director is a hyponym of film maker; that is, director is a word with a more specific, narrower meaning than film maker:

Other hyponyms of film maker include auteur, film director, New Waver.

film maker (noun)	director (noun)
a producer of motion pictures	someone who controls resources and expenditures
	the person who leads a musical group
	someone who supervises the actors and directs the action in the production of a show
	member of a board of directors
	the person who directs the making of a film