Orthodox vs religious belief

Orthodox is not a noun while religious belief is a noun.

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

Orthodox (noun)	religious belief (noun)
	a strong belief in a supernatural power or powers that control human destiny

Orthodox (adjective)	religious belief (adjective)
of or pertaining to or characteristic of Judaism
of or relating to or characteristic of the Eastern Orthodox Church