obi vs religious cult

obi and religious cult both are nouns.

Word	Noun	Adjective	Verb	Adverb
obi	Yes	No	No	No
religious cult	Yes	No	No	No

As nouns, religious cult is a hypernym of obi; that is, religious cult is a word with a broader meaning than obi:

obi: a religious belief of African origin involving witchcraft and sorcery; practiced in parts of the West Indies and tropical Americas
religious cult: a system of religious beliefs and rituals

Other hypernyms of obi include cult, cultus.

obi (noun)	religious cult (noun)
a religious belief of African origin involving witchcraft and sorcery; practiced in parts of the West Indies and tropical Americas	a system of religious beliefs and rituals
(West Indies) followers of a religious system involving witchcraft and sorcery