vodoun vs cultus

vodoun and cultus both are nouns.

Word	Noun	Adjective	Verb	Adverb
vodoun	Yes	No	No	No
cultus	Yes	No	No	No

As nouns, cultus is a hypernym of vodoun; that is, cultus is a word with a broader meaning than vodoun:

vodoun: a religious cult practiced chiefly in Caribbean countries (especially Haiti); involves witchcraft and animistic deities
cultus: a system of religious beliefs and rituals

Other hypernyms of vodoun include cult, religious cult.

vodoun (noun)	cultus (noun)
a religious cult practiced chiefly in Caribbean countries (especially Haiti); involves witchcraft and animistic deities	a system of religious beliefs and rituals