snake god vs deity

snake god and deity both are nouns.

Word	Noun	Adjective	Verb	Adverb
snake god	Yes	No	No	No
deity	Yes	No	No	No

As nouns, deity is a hypernym of snake god; that is, deity is a word with a broader meaning than snake god:

snake god: a god of voodoo cults of African origin worshipped especially in West Indies
deity: any supernatural being worshipped as controlling some part of the world or some aspect of life or who is the personification of a force

Other hypernyms of snake god include divinity, god, immortal.

snake god (noun)	deity (noun)
a god of voodoo cults of African origin worshipped especially in West Indies	any supernatural being worshipped as controlling some part of the world or some aspect of life or who is the personification of a force