Nubian Desert vs desert

Nubian Desert and desert both are nouns.

Word	Noun	Adjective	Verb	Adverb
Nubian Desert	Yes	No	No	No
desert	Yes	No	Yes	No

Nubian Desert (noun)	desert (noun)
an arid sandstone plateau in northeastern Sudan between the Nile and the Red Sea	arid land with little or no vegetation
	(usually plural) a person's deservingness of or entitlement to reward or punishment

Nubian Desert (verb)	desert (verb)
	leave someone who needs or counts on you; leave in the lurch
	leave behind
	desert (a cause, a country or an army), often in order to join the opposing cause, country, or army