creatio ex nihilo vs ism

creatio ex nihilo and ism both are nouns.

Word	Noun	Adjective	Verb	Adverb
creatio ex nihilo	Yes	No	No	No
ism	Yes	No	No	No

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

creatio ex nihilo: (Judeo-Christian theology), the belief that God created this world out of nothing.
ism: a belief (or system of beliefs) accepted as authoritative by some group or school

Other hypernyms of creatio ex nihilo include doctrine, philosophical system, philosophy, school of thought.

creatio ex nihilo (noun)	ism (noun)
(Judeo-Christian theology), the belief that God created this world out of nothing.	a belief (or system of beliefs) accepted as authoritative by some group or school