spiritual being vs belief

spiritual being and belief both are nouns.

Word	Noun	Adjective	Verb	Adverb
spiritual being	Yes	No	No	No
belief	Yes	No	No	No

As nouns, belief is a hypernym of spiritual being; that is, belief is a word with a broader meaning than spiritual being:

spiritual being: an incorporeal being believed to have powers to affect the course of human events
belief: any cognitive content held as true

spiritual being (noun)	belief (noun)
an incorporeal being believed to have powers to affect the course of human events	any cognitive content held as true
	a vague idea in which some confidence is placed