church doctrine vs religious doctrine

church doctrine and religious doctrine both are nouns.

Word	Noun	Adjective	Verb	Adverb
church doctrine	Yes	No	No	No
religious doctrine	Yes	No	No	No

As nouns, church doctrine and religious doctrine are synonyms defined as:

church doctrine and religious doctrine: the written body of teachings of a religious group that are generally accepted by that group

Other synonyms of church doctrine include creed, gospel.

church doctrine (noun)	religious doctrine (noun)
the written body of teachings of a religious group that are generally accepted by that group	the written body of teachings of a religious group that are generally accepted by that group