goddess vs deity

goddess and deity both are nouns.

Word	Noun	Adjective	Verb	Adverb
goddess	Yes	No	No	No
deity	Yes	No	No	No

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

goddess: a female deity
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 goddess include divinity, god, immortal.

goddess (noun)	deity (noun)
a female 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