dogma vs creed

dogma and creed both are nouns.

Word	Noun	Adjective	Verb	Adverb
dogma	Yes	No	No	No
creed	Yes	No	No	No

As nouns, creed is a hypernym of dogma; that is, creed is a word with a broader meaning than dogma:

dogma: a religious doctrine that is proclaimed as true without proof
creed: the written body of teachings of a religious group that are generally accepted by that group

Other hypernyms of dogma include church doctrine, gospel, religious doctrine.

dogma (noun)	creed (noun)
a doctrine or code of beliefs accepted as authoritative	any system of principles or beliefs
a religious doctrine that is proclaimed as true without proof	the written body of teachings of a religious group that are generally accepted by that group