Greek deity vs Proteus

Greek deity and Proteus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Greek deity	Yes	No	No	No
Proteus	Yes	No	No	No

Greek deity (noun)	Proteus (noun)
a deity worshipped by the ancient Greeks	type genus of the Proteidae
	(Greek mythology) a prophetic god who served Poseidon; was capable of changing his shape at will