religious belief vs orthodoxy

religious belief and orthodoxy both are nouns.

Word	Noun	Adjective	Verb	Adverb
religious belief	Yes	No	No	No
orthodoxy	Yes	No	No	No

religious belief (noun)	orthodoxy (noun)
a strong belief in a supernatural power or powers that control human destiny	the quality of being orthodox (especially in religion)
	a belief or orientation agreeing with conventional standards