Pharaoh's chicken vs Egyptian vulture

Pharaoh's chicken and Egyptian vulture both are nouns.

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

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

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

Other synonyms of Pharaoh's chicken include Neophron percnopterus.

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