amateurism vs article of faith

amateurism and article of faith both are nouns.

Word	Noun	Adjective	Verb	Adverb
amateurism	Yes	No	No	No
article of faith	Yes	No	No	No

As nouns, article of faith is a hypernym of amateurism; that is, article of faith is a word with a broader meaning than amateurism:

amateurism: the conviction that people should participate in sports as a hobby (for the fun of it) rather than for money
article of faith: an unshakable belief in something without need for proof or evidence

Other hypernyms of amateurism include conviction, strong belief.

amateurism (noun)	article of faith (noun)
the conviction that people should participate in sports as a hobby (for the fun of it) rather than for money	an unshakable belief in something without need for proof or evidence
	(Christianity) any of the sections into which a creed or other statement of doctrine is divided