film maker vs auteur

film maker and auteur both are nouns.

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

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

film maker: a producer of motion pictures
auteur: a filmmaker who has a personal style and keeps creative control over his or her works

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

film maker (noun)	auteur (noun)
a producer of motion pictures	a filmmaker who has a personal style and keeps creative control over his or her works