Syrian Desert vs Al-Iraq

Syrian Desert and Al-Iraq both are nouns.

Word	Noun	Adjective	Verb	Adverb
Syrian Desert	Yes	No	No	No
Al-Iraq	Yes	No	No	No

Syrian Desert (noun)	Al-Iraq (noun)
a desert of northern Arabia occupying western Iraq, southern Syria, eastern Jordan, and northern Saudi Arabia	a republic in the Middle East in western Asia; the ancient civilization of Mesopotamia was in the area now known as Iraq