Egyptian vulture vs Pharaoh's chicken

Egyptian vulture and Pharaoh's chicken both are nouns.

Word	Noun	Adjective	Verb	Adverb
Egyptian vulture	Yes	No	No	No
Pharaoh's chicken	Yes	No	No	No

As nouns, Egyptian vulture and Pharaoh's chicken are synonyms defined as:

Egyptian vulture and Pharaoh's chicken: small mostly white vulture of Africa and southern Eurasia

Other synonyms of Egyptian vulture include Neophron percnopterus.

Egyptian vulture (noun)	Pharaoh's chicken (noun)
small mostly white vulture of Africa and southern Eurasia	small mostly white vulture of Africa and southern Eurasia