dogma vs ism

dogma and ism both are nouns.

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

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

dogma: a doctrine or code of beliefs accepted as authoritative
ism: a belief (or system of beliefs) accepted as authoritative by some group or school

Other hypernyms of dogma include doctrine, philosophical system, philosophy, school of thought.

dogma (noun)	ism (noun)
a doctrine or code of beliefs accepted as authoritative	a belief (or system of beliefs) accepted as authoritative by some group or school
a religious doctrine that is proclaimed as true without proof